. 3.3.7 substances of a single substance or mixture. Usually in the form of liquid solid or gas. When in the atmosphere to evaporate into a gas or smoke insecticides, such as earthworms, bacteria or animal teeth nibble.I need or fluorine elements and poisonous little different, including methyl bromine and phosphine (Phosphine)
.2.3.3.8 test basin. Use of insects and mites without harm to plants
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