What is insecticide house spray and how does it work?Insecticide house spray is a chemical solution that is formulated to kill household pests such as cockroaches, mosquitoes, ants, flies, and spiders. The active ingredient in most insecticide house sprays is often a pyrethroid, a synthetic version

Fly spray contains chemicals (including many organophosphate compounds) that bind to and permanently block the action of an enzyme called acetylcholinesterase. Acetyl choline (ACh) is the nerve transmitter substance released by motor neurones (at a site called the neuromuscular junction) to stimulat