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Lab Safety Lab Equipment

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					  Lab Safety:
Lab Equipment

 7th Grade Science
Graduated Cylinder
     ► Used  to accurately
       measure volume
     ► Volume is read from
       the lowest part of the
       meniscus
        lowest point of the dip
         of the liquid
Beaker
   ► container  for
     stirring, mixing and
     heating liquids;
     usually glass
   ► Made for pouring
Flasks
   ►A  conical container
     with a narrow neck
     and flat broad
     bottom; usually
     glass
   ► Measure, mix, and
     store liquids
Pipette

    ► Transport   a
      measured volume of
      liquid
    ► Stick tip in liquid,
      squeeze bulb, and
      draw liquid up into
      tube
Bunsen Burner
       ► Produces    a single
         open gas flame for
         heating,
         sterilization, and
         combustion.
       ► Connect Burner to
         hose to gas; use
         striker to light
              Striker

► Lights   a bunsen
  burner
► Squeeze handle to
  create spark
         Triple Beam Balance


► Measures   masses
  precisely
► Use sliders to adjust
  mass
                 Funnel
► Cone-shaped
 utensil used for
 pouring liquids
 from large
 containers to
 small containers.
                 Tongs



► Usedto hold
 hot equipment
              Thermometer
► Measures
  temperature
► Can not use
  mercury
  thermometer
  because if it breaks,
  we will have to
  evacuate the
  premises
               Test Tubes
► Cleartube open at
  one end
► Used to hold, mix,
  or heat small
  amounts of liquid
              Ring Stand
► metal pole with a
 solid, firm base,
 used to hold, or
 clamp, laboratory
 glassware and other
 equipment in place

				
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posted:3/30/2012
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