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

Dose-response relationship

Agricultural chemicals; Pesticides

The quantitative relationship between the amount of exposure to a substance and the extent of toxic injury or disease produced.

Dosimeter

Agricultural chemicals; Pesticides

An instrument to measure dosage; many so-called dosimeters actually measure exposure rather than dosage. Dosimetry is the process or technology of measuring and/or estimating dosage.

Detergent

Agricultural chemicals; Pesticides

Synthetic washing agent that helps to remove dirt and oil. Some contain compounds which kill useful bacteria and encourage algae growth when they are in wastewater that reaches receiving waters.

Development effects

Agricultural chemicals; Pesticides

Adverse effects such as altered growth, structural abnormality, functional deficiency, or death observed in a developing organism.

Dewater

Agricultural chemicals; Pesticides

1. Remove or separate a portion of the water in a sludge or slurry to dry the sludge so it can be handled and disposed of. 2. Remove or drain the water from a tank or trench.

Diatomaceous earth (diatomite)

Agricultural chemicals; Pesticides

A chalk-like material (fossilized diatoms) used to philtre out solid waste in wastewater treatment plants; also used as an active ingredient in some powdered pesticides.

Diazinon

Agricultural chemicals; Pesticides

An insecticide. In 1986, EPA banned its use on open areas such as sod farms and golf courses because it posed a danger to migratory birds. The ban did not apply to agricultural, home lawn or ...