SCAQMD Adopts New Regulation on Paint and Lacquer Thinner by rju90913


                                                                                     IRTA Newsletter                   Volume XVIII Number 2                                 Spring 2009

                                                                                                    SCAQMD Adopts New Regulation on
I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e

                                                                                                       Paint and Lacquer Thinner
                                                                                             On March 6, the South Coast Air Quality    of 25 grams per liter.
                                                                                     Management District (SCAQMD) Governing                      During the rulemaking, the industry
                                                                                     Board adopted a new regulation, Rule 1143          requested that SCAQMD investigate whether
                                                                                     “Consumer Paint Thinners and Multi-Purpose         or not a relative reactivity scheme could be
                                                                                     Solvents.” The regulation will affect the paint    devised for this regulation. Currently, chemi-
                                                                                     and lacquer thinners sold by hardware and          cals are either classified as VOCs or as non-
                                                                                     home improvement stores.                           VOCs. Relative reactivity takes advantage of
                                                                                             SCAQMD estimates that VOC emis-            the fact that some chemicals are more reactive
                                                                                     sions from consumer products will amount to        and others are less reactive. Adopting a rela-
                                                                                     107 tons per day by 2014 in the South Coast        tive reactivity scheme would allow industry to
                                                                                     Basin. The District also estimates that VOC        formulate with more chemicals. One possible
                                                                                     emissions from consumer paint thinners and         disadvantage is that the toxicity of the formula-
                                                                                     multi-purpose solvents total about 10 tons per     tions might increase because some less reac-
                                                                                     day. The California Air Resources Board            tive chemicals may have toxicity problems.
                                                                                     (CARB) generally regulates consumer prod-          Another possible disadvantage is that a regula-
                                                                                     ucts but CARB has not regulated this category      tion based on relative reactivity may be more
                                                                                     to date. CARB is conducting a survey of the        difficult to enforce. The District intends to
                                                                                     industry and plans to develop a state regulation   establish a workgroup to determine if relative
                                                                                     sometime in the future. SCAQMD has the             reactivity offers promise for this regulation.
                                                                                     authority to regulate consumer products that                IRTA worked on a project sponsored by
                                                                                     are unregulated by CARB. Because total emis-       Cal/EPA’s Department of Toxic Substances
                                                                                     sions from this category are so high, SCAQMD       Control (DTSC) to identify, develop, test and
                                                                                     decided to move forward now with a regulation.     demonstrate low-VOC, low toxicity alternatives
                                                                                             The regulation approved by the Board       to paint and lacquer thinner. IRTA found alter-
                                                                                     requires paint thinners and multi-purpose sol-     natives that meet the 25 gram per liter final limit
                                                                                     vents to have a VOC content of 300 grams per       in the SCAQMD regulation.
                                                                                     liter by January 1, 2010. This interim VOC limit            For more information on alternatives,
                                                                                     would be allowed for one year; by January 1,       call Katy Wolf at IRTA at (818) 244-0300.
                                                                                     2011, the products must meet a final VOC limit

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                                                                                                                                                    Small Business Corner
                                                                                                                        New Regulations and Issues for the
                                                                                                                                     Dry Cleaning Industry
Page 2

                                                                                                      Over the last few months, two              Environment Canada announced that it
                                                                                                  regulations that affect the dry       has recommended a new regulation that limits
                                                                                               cleaning industry have been adopted.     D5 and a related chemical, D4, in waste
                                                                                           Two additional regulations are under         streams. D5 is a dry cleaning solvent used
                                                                                        development. An emerging issue that             under the tradename GreenEarth. The chem-
                                                                                     involves the California fire regulations is also   ical has caused cancer in laboratory animals.
                                                                                     causing concern in the industry. Finally, a        D4 and D5 are also persistent in the environ-
                                                                                     court ruling inadvertently affects dry cleaning    ment and bioaccumulative which is what
                                                                                     permits.                                           prompted the Canadian regulation. Although
                                                                                             The Bay Area Air Quality Management        Canada concluded that the silicones are not
                                                                                     District (BAAQMD) recently adopted a regula-       released in quantities sufficient to cause con-
                                                                                     tion for Bay Area cleaners that implements the     cern for human health, they may present a tox-
                                                                                     California Air Resources Board (CARB) state        icity risk to fish and other aquatic organisms.
                                                                                     regulation that phases out perchloroethylene       The agency is developing a regulation to limit
                                                                                     (PERC) dry cleaning by 2023. The BAAQMD            the amount of D4 and D5 that can be released
I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e

                                                                                     regulation also phases out halogenated sol-        into wastewater.
                                                                                     vents that are used in spotting chemicals.                  On     March    19,   the    California
                                                                                     PERC, trichloroethylene (TCE) and n-propyl         Occupational Safety and Health Administration
                                                                                     bromide (nPB) are the three halogenated            (Cal/OSHA) held a hearing on a proposal to
                                                                                     chemicals used in POG spotting chemical for-       adopt a Permissible Exposure Limit (PEL) of 5
                                                                                     mulations. TCE, like PERC, is a carcinogen         ppm for nPB. As discussed in a related article
                                                                                     and nPB is a reproductive toxin that also caus-    in this issue of The Alternative, suppliers are
                                                                                     es nerve damage (see article in this issue).       marketing nPB as an alternative to PERC in
                                                                                     CARB is currently conducting a survey of dry       dry cleaning and as an alternative aerosol
                                                                                     cleaning spotting chemicals that will serve as     spotting agent. It is doubtful that even sec-
                                                                                     the basis for phasing out PERC and TCE used        ondary control machines could meet a worker
                                                                                     in spotting chemicals statewide.                   exposure limit this low. Any cleaners in
                                                                                             IRTA completed a project, sponsored by     California who have adopted this solvent will
                                                                                     EPA and Cal/EPA’s Department of Toxic              have to upgrade their equipment substantially
                                                                                     Substances Control to identify, develop, test      or convert to another alternative if Cal/OSHA
                                                                                     and demonstrate safer spotting chemicals.          adopts the 5 ppm limit.
                                                                                     IRTA found one water-based cleaner and one                  CARB has received two petitions from
                                                                                     soy cleaner that performed effectively. IRTA is    the Ko-AM Cleaners Association of California
                                                                                     currently conducting a project, sponsored by       requesting that CARB examine whether the
                                                                                     the BAAQMD, to test and demonstrate addi-          Dry Cleaning Airborne Toxic Control
                                                                                     tional water-based and soy based cleaners.         Measure (ATCM) is appropriate
                                                                                     IRTA has completed testing on three water-         based on the current state of the
                                                                                     based and one soy based spotting formulation.      economy and the costs of
                                                                                     In all cases, the safer alternatives perform       installing fire suppression
                                                                                     effectively and are less costly than the major     (see Dry Cleaning
                                                                                     spotting chemical used today which is based        page 3)
                                                                                     on TCE.
                                                                                     Illustration by Todd Schmid
Dry Cleaning                                      tives. CARB’s denial of the petitions means

                                                                                                       I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e
                                                  that cleaners in California must continue to
(Continued from Page 2)                           adopt alternatives to PERC over the next sev-
systems for new hydrocarbon dry cleaning eral years.
operations. The ATCM calls for a phaseout of             In the South Coast Air Quality
PERC statewide by 2023.                           Management District (SCAQMD), a court ruling
       CARB denied the petitions for several is affecting permits for dry cleaning machines
reasons. According to CARB, the industry did using VOC alternatives, like hydrocarbon or
not provide enough information on the state of Rynex. Under the law, SCAQMD can issue
the economy to demonstrate “dramatic permits for new, replaced, relocated or modi-
adverse consequences” for the industry and fied equipment only if emission increases are
the estimated costs of installing fire suppres- “offset” by emission reductions from other
sion systems. CARB indicates that all new equipment. Many companies offset their emis-
hydrocarbon facilities may not have to install sions by purchasing emission offsets or
automatic sprinkler systems and that the aver- Emission Reduction Credits (ERCs). These
age cost for installing such a system may lead are very expensive, however, and SCAQMD
to an increase in cost of cleaning a garment by has allowed exemptions for essential public
five cents.                                       services and many small businesses and has
       Some local fire authorities are requiring provided ERCs for these facilities from an
new cleaners to install fire suppression sys- internal bank. SCAQMD can no longer provide
tems when they use solvents with flash points these ERCs, according to the court ruling.
like hydrocarbon, GreenEarth and Rynex.                  Many small businesses, including auto-
Other local fire authorities are not requiring body shops, service stations, printers and dry
such systems. The Office of the State Fire cleaners, are affected by the ruling. Dry clean-
Marshall (OSFM) is reviewing provisions in the ers using hydrocarbon or Rynex have been
National Fire Protection Association Standard granted these internal ERCs by SCAQMD.
for Dry Cleaning Plants for possible inclusion in The District indicates it is appealing the ruling.
the next California Fire Code which is sched- In the meantime, the dry cleaning industry has
uled for adoption in 2011. The standard pro- been told that permits can be issued for no
vides an exemption for facilities that store 330 more than six gallons per month. Two bills are
gallons or less of solvent. If this were adopted, being introduced in the legislature to deal with
cleaners would be exempt from the require- this situation.
ment to install sprinkler systems. Under the             For information on alternatives to PERC
ATCM, effective July 1, 2010, PERC machines dry cleaning and alternative spotting chemi-
that are 15 years or older must be removed cals, call Katy Wolf at IRTA at (818) 244-0300.
from operation. The fire regulation may be
changed before many cleaners adopt alterna-

                       Need help finding an alternative?
                      IRTA assists firms in converting to
                        suitable alternatives in cleaning,
                     paint stripping, coating, dry cleaning
                                                                                                       Page 3

                          and adhesive applications.
Page 4                                                                                IRTA Completes Testing on Laser Stripping Project
                                                                                     IRTA is conducting a project,      waste which is often haz-         airport. During the second
                                                                                     sponsored by the California        ardous because of the com-        demonstration, various air-
                                                                                     Air Resources Board (CARB)         ponents in the coatings. The      craft parts with an epoxy
                                                                                     under the Innovative Clean         laser does not generate a         primer and polyurethane top-
                                                                                     Air Technologies (ICAT) pro-       secondary waste stream; the       coat were stripped with the
                                                                                     gram, that involves testing        only waste stream is the          laser at an aircraft mainte-
                                                                                     and demonstrating a carbon         coating residue. Other oper-      nance facility. Part of an
                                                                                     dioxide portable hand-held         ations rely on high pressure      engine cowling that was
                                                                                     laser for stripping paint. IRTA    water which can be contami-       stripped by the laser is
                                                                                     is partnering on the project       nated with toxic components       shown in one of the pictures.
                                                                                     with LaserStrip, the company       or chemical strippers which       The third demonstration
                                                                                     that owns the rights to the        may contain methylene chlo-       involved stripping various
                                                                                     laser and Southern California      ride, a carcinogen, or VOC        ground vehicle parts with a
                                                                                     Edison. The utility is interest-   solvents. The laser can also      variety of coatings at Barstow
                                                                                     ed in finding better technolo-     potentially serve as an alter-    Marine Base. One of the pic-
                                                                                     gies for their customers.          native to these processes.        tures shows the laser strip-
                                                                                            The small portable                 The project team has       ping a portion of Chemical
                                                                                     laser being used for the proj-     completed all four of the         Agent Resistant Coating
                                                                                     ect operates in the 10.6           demonstrations planned for        (CARC) from a Light
I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e

                                                                                     micron range of the spec-          the project. The first demon-     Armored Vehicle (LAV) at the
                                                                                     trum.      Organic coatings        stration involved stripping an    Marine Base. The fourth
                                                                                     absorb the light and the coat-     industrial maintenance archi-     stripping task involved strip-
                                                                                     ing is ablated from the sur-       tectural primer and topcoat       ping Navy ship parts contain-
                                                                                     face. The substrate below          from part of a water storage      ing powder coating and
                                                                                     the coating is unaffected.         tank at the San Bernardino        antifouling coatings at a cor-
                                                                                     The laser routes the coating
                                                                                     residue through a HEPA filter
                                                                                     to capture toxic particulate
                                                                                     matter which may contain
                                                                                            In California, emis-
                                                                                     sions of Particulate Matter
                                                                                     (PM) are very high. PM has
                                                                                     been shown to cause lung
                                                                                     disease. IRTA is targeting
                                                                                     the laser as a potential alter-
                                                                                     native to blasting operations
                                                                                     which current ly contribute to
                                                                                     PM emissions at a level of
                                                                                     2.5 tons per day. The laser,
                                                                                     because it uses light as the
                                                                                     medium, does not contribute
                                                                                     to secondary PM emissions.
                                                                                     Many blasting operations
                                                                                     using steel shot, sand or
                                                                                     other media also generate                       Engine Cowling Being Stripped with Laser
                                                                         also sell portable lasers to

                                                                                                             I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e
                                                                         companies that provide strip-
                                                                         ping service. For example,
                                                                         some       companies      strip
                                                                         bridges. Such companies
                                                                         might purchase a laser as
                                                                         part of their operations.
                                                                                 Laser stripping offers
                                                                         significant environmental and
                                                                         worker exposure advan-
                                                                         tages. In bridge stripping,
                                                                         which is commonly per-
                                                                         formed with media, the
                                                                         bridge must be shrouded and
                                                                         the media must be captured
                                                                         so it doesn’t enter the water
                                                                         or the environment. Some
        Light Armored Vehicle (LAV) Being Stripped with Laser            bridge coatings contain lead
rosion control center in San       testing will be presented.            and the workers inside the
Diego. One of the pictures         The new, higher power laser           shroud must wear respira-
shows a panel being                may be available at that time         tors. Use of the laser would
stripped.                          for demonstration to the              likely only involve localized
       The stripping rate of       attendees.                            tenting to capture the coating
the small demonstration laser             LaserStrip’s business          residue and would be much
is slow because the laser          model is to develop portable          safer for workers.
output is limited to about 100     hand-held lasers for stripping                For more information
watts. LaserStrip is develop-      applications and to provide           about the project, contact
ing a larger laser which           the stripping service to cus-         Katy Wolf at IRTA at
should be available over the       tomers. The company might             (818)244-0300
next six months. Current
testing of the new laser under
development shows the laser
power to be much higher, at
about 2,000 watts. The strip-
ping rate is proportional to
the laser power so the new
laser, when it has been made
portable, should have a very
high strip rate.
       The project team is
currently analyzing the cost
of using a laser for stripping
and comparing it to the cost
of using other technologies
                                                                                                             Page 5

employed today. A confer-
ence will be scheduled by the
end of the year and the
results of the laser stripping       Navy Panels Containing Antifouling Coatings Being Stripped with Laser
Page 6                                                                                Cal/OSHA Proposes Worker Exposure Limit for n-Propyl Bromide
                                                                                     On March 19, the California Occupational Safety              ozone depleting solvents in cleaning applications a
                                                                                     and Health Administration (Cal/OSHA) held a hear-            few years ago and this has encouraged its use in
                                                                                     ing on a proposal to adopt a Permissible Exposure            vapor degreasing. nPB is listed on Proposition 65
                                                                                     Limit (PEL) for n-propyl bromide (nPB). The staff            in California and IRTA has asked the California Air
                                                                                     proposed a PEL of 5 ppm for the solvent, which is            Resources Board (CARB) to classify the chemical
                                                                                     used in a variety of applications.                           as a Toxic Air Contaminant (TAC). CARB is still
                                                                                             nPB is a reproductive toxin and the chemi-           evaluating the request.
                                                                                     cal causes nerve damage. It causes sterility in both                 Federal OSHA has not established a PEL
                                                                                     male and female test animals and harms the devel-            for nPB. Cal/OSHA selected a 5 ppm PEL based
                                                                                     oping fetus when tested in pregnant animals. It              on a variety of information.       The American
                                                                                     damages the nervous system and can cause weak-               Conference of Governmental Industrial Hygienists
                                                                                     ness, pain, numbness and paralysis.                          (ACGIH) recommends a Threshold Limit Value
                                                                                             Suppliers of nPB began marketing the                 (TLV) of 10 ppm. This limit was adopted to protect
                                                                                     chemical several years ago as an alternative to              workers from neurotoxicity, hepatotoxicity and
                                                                                     1,1,1-trichloroethane (TCA), CFC-113 and other               reproductive and developmental toxicity. The
                                                                                     chlorinated solvents. Production of TCA and CFC-             Hazard Evaluation System & Information Service
                                                                                     113 was banned because the chemicals cause                   (HESIS), using Office of Environmental Health
                                                                                     ozone depletion. The chlorinated solvents are car-           Hazard Assessment (OEHHA) documents, recom-
                                                                                     cinogens. nPB is used in California in vapor                 mended a 1 ppm level for the PEL. The National
                                                                                     degreasing of metal and electronics parts, in                Toxicology Programs’ Center for the Evaluation of
                                                                                     aerosol cleaning products and in certain adhesive            Risks to Human Reproduction suggested a 3.3
I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e

                                                                                     applications. The suppliers are also marketing the           ppm limit. Taking this information into account,
                                                                                     chemical for use as a dry cleaning agent and as a            Cal/OSHA decided to propose a limit of 5 ppm.
                                                                                     spotting chemical for the textile cleaning industry.                 In California, if the new PEL of 5 ppm is
                                                                                             The EPA Significant New Alternatives Policy          adopted by Cal/OSHA, nPB will probably not be
                                                                                     (SNAP) program approved nPB as an alternative to                     (see n-Propyl Bromide page 7)

                                                                                     SCAQMD Adopts First Phase of a Metal Working Fluids Regulation
                                                                                     On March 6, the South Coast Air Quality                      and use of such products for six months after the
                                                                                     Management District (SCAQMD) Governing Board                 date in the rule.
                                                                                     adopted a new regulation, Rule 1144 “Vanishing                       The District originally planned to regulate
                                                                                     Oils and Rust Inhibitors.” The rule applies to indus-        direct contact lubricants and other metal working
                                                                                     trial facilities which use vanishing oils and rust           fluids as well. It turned out that there were prob-
                                                                                     inhibitors that come into direct contact with prod-          lems with the test methods used to measure the
                                                                                     ucts and parts during manufacture and assembly. It           VOC content of these products. Industry and the
                                                                                     also affects suppliers of these materials.                   District are working together to develop, demon-
                                                                                              On January 1, 2010, the VOC content of              strate and verify a reliable test method that can
                                                                                     vanishing oil must be 50 grams per liter or less.            determine the VOC content of these materials
                                                                                     Many companies use vanishing oils for a range of             accurately. Once the test method work is complete,
                                                                                     operations including cutting, drilling, drawing, form-       the District will regulate additional categories.
                                                                                     ing, grinding, honing and wire drawing. Effective                    IRTA identified, tested and demonstrated
                                                                                     January 1, 2010, rust inhibitors must have a VOC             low-VOC, low toxicity alternative lubricants, vanish-
                                                                                     content of 300 grams per liter or less. By January           ing oils and rust inhibitors in projects sponsored by
                                                                                     1, 2012, rust inhibitors must have a much lower              EPA and SCAQMD over the last several years. The
                                                                                     VOC content of 50 grams per liter or less. Many              alternatives that proved viable and cost effective
                                                                                     companies use rust inhibitors for rust and corrosion         included water-based and vegetable based materi-
                                                                                     prevention and inhibition during manufacture and             als and products. It is likely that these alternatives
                                                                                     assembly of metal parts.                                     will be more widely used by the industry to comply
                                                                                              The rule also contains a prohibition of sale        with the new regulation.
                                                                                     provision. Suppliers cannot manufacture a vanish-                    For information on alternatives, call Katy
                                                                                     ing oil or rust inhibitor after the effective dates in the   Wolf at IRTA at (818) 244-0300.
                                                                                     rule. A sell through provision does allow the sale
                       SCAQMD Proposing Another Extension

                                                                                                                   I n s t i t u t e f o r R e s e a r c h a n d Te c h n i c a l A s s i s t a n c e
                            for the Printing Industry
The South Coast Air Quality Management District           limits over the last several years and it is not clear
(SCAQMD) is proposing to provide extensions and           why the suppliers are not moving forward with com-
interim limits for the printing industry in Rule 1171     pliant formulations.
“Solvent Cleaning Operations.” The District is also                The District is proposing to provide a per-
proposing a permanent exemption from the rule for         manent exemption in Rule 1171 for cleaning pho-
cleaning photocurable resins from stereolithogra-         tocurable resins from stereolithography equipment.
phy equipment and models.                                 Rule 1171 includes an exemption for this industry
         In Rule 1171, lithographic printers using UV     until December 31, 2008. Several years ago, the
(ultraviolet) and EB (electron beam) curable inks         industry was granted this exemption in spite of the
are required to use cleanup materials with a VOC          fact that several facilities were already complying
content of 100 grams per liter in January, 2009.          with the low VOC content by using acetone. It is
The industry claims it cannot meet this limit and the     not clear why the exemption was provided then and
District is proposing to delay the compliance date        it is not clear why the District is providing a perma-
another year, until January 1, 2010. The District         nent exemption now. The District is apparently rea-
has already granted numerous extensions and               soning that the VOC emissions from this applica-
interim limits to this industry and it is not clear why   tion are very low. The fact is, however, that fairness
the District is not monitoring the conversion more        dictates that this industry should be required to do
closely. IRTA conducted several projects that             what every other industry has to do in adopting low-
involved cleaning lithographic printing ink and           VOC alternatives. We all have to do our part in an
found that it is easier to find 100 gram per liter VOC    environment where smog is still a big problem. In
alternatives for cleaning UV/EB ink than it is for        other rulemakings when industry argues they are a
cleaning solventborne ink. The formulators are            small part of the VOC emissions problem, the
clearly not working to solve any problems and             District refutes that and indicates that small emis-
believe they can be more successful by asking for         sion reductions add up. In this case, however, the
another extension.                                        District is simply making the same argument on
         The District is also proposing to grant          behalf of this industry.
another extension for on-press screen printing                     At a workshop held to discuss the proposal,
which was also scheduled to use cleaners with a           the District indicated that there would be no more
100 gram per liter VOC content limit by January 1,        extensions granted to the printing industry. The
2009. The current limit for cleaners is 500 grams         proposed extensions and permanent exemptions
per liter and screen printers would have to meet an       will be heard by the District Board in May. Over the
interim limit of 300 grams per liter. By January 1,       next several months, District staff will have to
2010, the industry would have to meet a 100 gram          closely monitor and oversee the progress in finding,
per liter VOC limit. Again, the screen printing indus-    testing and implementing low-VOC alternatives.
try has been granted several delays and interim

n-Propyl Bromide                                          phased out in dry cleaning in California and clean-
(Continued from Page 4)                                   ers may be inclined to adopt nPB for use in their
                                                          older emissive machines. In both of these cases,
used in most applications. Companies using nPB            the vapor degreasers and dry cleaning machines
in vapor degreasing generally have emissive               probably cannot limit the exposure of workers suffi-
equipment. They adopted the solvent in place of           ciently to 5 ppm averaged over an 8-hour day.
chlorinated solvents because of the EPA NESHAP                    There are a range of alternatives available
for halogenated solvent cleaning which required           to users of nPB. Nearly all of the alternatives are
most users of trichloroethylene, perchloroethylene        safer and many of them are less costly to use. The
(PERC) or methylene chloride to upgrade their             Cal/OSHA action should spur the conversion to
equipment.     To avoid upgrading their vapor             alternatives.
                                                                                                                     Page 7

degreasers, users converted to nPB which is not                   For information on alternatives to nPB, call
covered in the NESHAP. Suppliers are marketing            Katy Wolf at IRTA at (818) 244-0300.
nPB in dry cleaning and they indicate it can be used
in PERC dry cleaning machines. PERC is being
March 31 - April 2                                         May 1

                                                                                                                                                  Institute for Research and Technical Assistance
IPC APEX EXPO 2009, Mandalay Bay Resort &                  South Coast Air Quality Management District Board Hearing for
Convention Center, Las Vegas, Nevada.                      Proposed Amended Rules 1171 “Solvent Cleaning Operations”
For Information, call (877) 472 - 4724                     and 1122 “Solvent Degreasers,” SCAQMD Auditorium. For
                                                           Information, call Rizaldi Calungcagin at (909) 396-2315
April 1
California Air Resources Board workshop for Air            May 4 - 7
Fresheners, Multi-Purpose Solvents and Paint               6th Annual National Environmental Partnership Summit, Hyatt
Thinners, 10:00 AM, Sacramento, CA.                        Regency San Francisco Hotel, 5 Embarcadero Center, San
For Information, call David Mallory (916) 445-8316         Francisco, CA. For information, access

IRTA is working together with                Yes! I would like to support the efforts and goals of IRTA.
industry and government towards a            Enclosed is my tax-deductible contribution of: $
common goal -- implementing                  I would like to receive more information about IRTA.
sensible environmental policies which        Please send me a brochure.
allow businesses to remain
competitive while protecting and             Please note the following name/address change below.
improving our environment. IRTA         Name/Title
depends on grants and donations
from individuals, companies,            Company
organizations , and foundations to      Address
accomplish this goal. We appreciate
your comments and contributions!        City, State, Zip
                                                  printed on recycled paper

                                                                                  Calendar ........................................................8

                                                                                  for the Printing Industry ..................................7
                                                                                  SCAQMD Proposing Another Extension

                                                                                  Metal Working Fluids Regulation ....................6
                                                                                  SCAQMD Adopts First Phase of a

                                                                                  Limit for n-Propyl Bromide ..............................6
                                                                                  Cal/OSHA Proposes Worker Exposure

                                                                                  Laser Stripping Project ...................................4
                                                                                  IRTA Completes Testing on

                                                                                  Dry Cleaning Industry .....................................2
                                                                                  New Regulations and Issues for the
                                                                                  Small Business Corner: BAAQMD
                                                                                  and Laquer Thinner ........................................1
                           Glendale, CA 91206                                     SCAQMD Adopts New Regulation on Paint
     PERMIT NO. 99
                           230 N. Maryland Ave., Suite 103
      Glendale, CA         Technical Assistance
                           Institute for Research and
                                                                                                   In This Issue
  Nonprofit Organization                                    IRTA

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