Pesticides

Pesticides

Any chemical or substance used to kill or inhibit the growth of pests that damage or interfere with the growth of crops, shrubs, tress, timber and other vegetation useful to humans.

Industry: Agricultural chemicals

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Pesticides

Exempt solvent

Agricultural chemicals; Pesticides

Specific organic compounds not subject to requirements of regulation because they are deemed by EPA to be of negligible photochemical reactivity.

Exempted aquifer

Agricultural chemicals; Pesticides

Underground bodies of water defined in the Underground Injection Control programme as aquifers that are potential sources of drinking water though not being used as such, and thus exempted from ...

Exemption

Agricultural chemicals; Pesticides

A state (with primacy) may exempt a public water system from a requirement involving a Maximum Contaminant Level (MCL), treatment technique, or both, if the system cannot comply due to compelling ...

Exotic species

Agricultural chemicals; Pesticides

A species that is not indigenous to a region.

Experimental use permit

Agricultural chemicals; Pesticides

A permit granted by EPA that allows a producer to conduct tests of a new pesticide, product and/or use outside the laboratory. The testing is usually done on ten or more acres of land or water ...

Explosive limits

Agricultural chemicals; Pesticides

The amounts of vapour in the air that form explosive mixtures; limits are expressed as lower and upper limits and give the range of vapour concentrations in air that will explode if an ignition ...