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  1. Pesticide - Wikipedia

    In general, a pesticide is a chemical or biological agent (such as a virus, bacterium, or fungus) that deters, incapacitates, kills, or otherwise discourages pests.

  2. Pesticides - US EPA

    Oct 24, 2025 · Use this site to get information on how recent EPA actions, find more FIFRA-related resources, and learn about pesticides safety. This website provides easy access to all …

  3. Pesticides | National Institute of Environmental Health Sciences

    Jun 24, 2013 · Pesticides include herbicides for destroying weeds and other unwanted vegetation, insecticides for controlling a wide variety of insects, fungicides used to prevent the growth of …

  4. Chemical safety: Pesticides - World Health Organization (WHO)

    Oct 26, 2020 · Pesticides are chemical compounds that are used to kill pests, including insects, rodents, fungi and unwanted plants (weeds). Over 1000 different pesticides are used around …

  5. Pesticide | Definition & Types | Britannica

    Sep 27, 2025 · pesticide, any toxic substance used to kill animals, fungi, or plants that cause economic damage to crop or ornamental plants or are hazardous to the health of domestic …

  6. The Environmental and Health Impacts of Pesticides - Earth.Org

    Jan 13, 2025 · This article explores the various problems associated with pesticides, including environmental impacts, human health risks, and the broader ecological consequences.

  7. Comprehensive Classification of Pesticides and Their Uses

    Dec 20, 2023 · Pesticides are classified based on target pests, mode of action, toxicity levels, and chemical structure. Target-based classifications include acaricides, insecticides, herbicides, …

  8. What is a Pesticide? | US EPA

    Feb 13, 2025 · Learn about the definition of pesticide, which in broad terms is a product that claims to kill, prevent, reduce, destroy or repel a pest.

  9. A Scientific Review of Pesticides: Classification, Toxicity, Health ...

    Understanding the different categories of pesticides, such as herbicides, insecticides, fungicides, rodenticides, and biopesticides, helps us comprehend how each function to control pests.

  10. Dozens of pesticides enter the body through contaminated fruits …

    Sep 24, 2025 · Eating more pesticide-laced produce increases exposure to dozens of pesticides, according to a nonprofit that publishes the “Dirty Dozen” list of contaminated foods.