Earth-Friendly Insecticides Diatomaceous earth is commonly used for pest control, in the agriculture industry, it is the most reliable, natural and cheapest insecticide in the market. Diatomaceous earth has an excellent absorbing property. Commonly known and distributed as insecticides in the market, it is the most environmentally approved insecticide in the agriculture industries. But now, people can be able to get top diatomaceous earth products because consumers now have the option to use a more natural, effective and cheaper insecticide compared to the leading chemically manufactured product. Composed of 86 percent silicon, with the remaining percentages composed of other trace minerals, it is an excellent source of silica or silicon dioxide. It is harmless on the soil and other animals on the field. It is also good for the soil. However, insecticides are not the only diatomaceous earth products available in the market. There are also food grade DE which are products that are safe to consume by both animals and humans. They are either used directly from powder form, or used along the manufacturing of other food products as a filtering agent. DE is also heated to treat pool filters, or used raw by industries to clean up oil or chemical spills. It’s most valuable properties are its ability to absorb liquid, due to silica; and its ability to filter out fine particles due to its porous characteristic.