chemicals used for killing pests (often insects). Use this tag for questions about the (harmful) effects of pesticides or about more sustainable alternatives.

A pesticide is a chemical used for killing pests (often insects).

Use this tag for questions about the (harmful) effects of pesticides or for questions about more sustainable alternatives.

For question about pest-management in general (using other methods to control pests as well), use

For questions about toxic chemicals present in pesticides, see also