List of types of poison

The following is a list of types of poison by intended use:

• Avicide – any substance which can be used to kill birds
• Biocide – a chemical substance capable of killing living organisms, usually in a selective way
• Fungicide – a chemical compound or biological organism used to kill or inhibit fungi or fungal spores
• Microbicide – any compound or substance whose purpose is to reduce the infectivity of microbes
  • Germicide – a disinfectant
    • Bactericide – a substance that kills bacteria
    • Viricide – a chemical agent which "kills" viruses outside the body
• Herbicide – a substance used to kill unwanted plants
• Parasiticide – any substance used to kill parasites
• Pesticide – a substance or mixture of substances used to kill a pest
  • Acaricide – pesticides that kill mites
  • Insecticide – a pesticide used against insects
  • Molluscicide – pesticides against molluscs
  • Nematocide – a type of chemical pesticide used to kill parasitic nematodes (roundworms)
  • Rodenticide – a category of pest control chemicals intended to kill rodents
• Spermicide – a substance that kills sperm