A Biocide is any chemical that kills or repels plants or animals that are considered pests. Biocides fall into three main categories- Fungicides, Herbicides and Pesticides. These three types are used to combat different pests. Fungicides are used against Fungus types, which include mildew, pin mould, rust and yeast. They are mostly made up of compounds containing metals like copper or mercury. Some Fungicides also contain sulphur, which is very bad if leaked into underground water systems (water table) Because Fungicides are sprayed directly at the part of the crop which is designed to be eaten, build up of chemicals in the body can ensue. Light traces of common Fungicides are found on most foods that are bought in super

Some topics in this essay:
Rachel Carson, Biocides Eighteen, Fungicides Fungus, , Department Agriculture, BT BT, Agriculture DDT, America Australia, Pest Control, Green Revolution, aerial spraying, pests weeds, pest control, integrated pest control, department agriculture, biocides hailed, geared towards, manufactured chemicals, integrated pest, pests biocides, designed kill,