When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    The international pictogram for environmental hazards.. Environmental hazards are hazards that affect biomes or ecosystems. [1] Well known examples include oil spills, water pollution, slash and burn deforestation, air pollution, ground fissures, [2] and build-up of atmospheric carbon dioxide. [3]

  3. Chemical safety - Wikipedia

    en.wikipedia.org/wiki/Chemical_safety

    Chemical safety includes all safety policies, procedures and practices designed to minimize the risk of exposure to potentially hazardous chemicals.This includes the risks of exposure to persons handling the chemicals, to the surrounding environment, and to the communities and ecosystems within that environment. [1]

  4. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Photochemical and chemical reactions involving it fuel many of the chemical activities that occur in the atmosphere during the day and night. It is a pollutant and a component of smog that is produced in large quantities as a result of human activities (mostly the combustion of fossil fuels). [ 90 ]

  5. Environmental impact of pesticides - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    Such chemicals may have the ability to bioaccumulate and biomagnify and can biomagnify (i.e. become more concentrated) up to 70,000 times their original concentrations. [42] POPs can affect non-target organisms in the environment and increase risk to humans [43] by disruption in the endocrine, reproductive, and respiratory systems. [42]

  6. Hazardous waste - Wikipedia

    en.wikipedia.org/wiki/Hazardous_waste

    Hazardous wastes are wastes with properties that make them dangerous or potentially harmful to human health or the environment. Hazardous wastes can be liquids, solids, contained gases, or sludges. They can be by-products of manufacturing processes or simply discarded commercial products, like cleaning fluids or pesticides.

  7. Chemical hazard - Wikipedia

    en.wikipedia.org/wiki/Chemical_hazard

    Chemical exposure to the skin is a common workplace injury and may also occur in domestic situations with chemicals such as bleach or drain-cleaners. The exposure of chemicals to the skin most often results in local irritation to the exposed area. [9] In some exposures, the chemical will be absorbed through the skin and will result in poisoning ...

  8. Environmental impact of pharmaceuticals and personal care ...

    en.wikipedia.org/wiki/Environmental_impact_of...

    The environmental effect of pharmaceuticals and personal care products (PPCPs) is being investigated since at least the 1990s.PPCPs include substances used by individuals for personal health or cosmetic reasons and the products used by agribusiness to boost growth or health of livestock.

  9. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Various definitions of pollution exist, which may or may not recognize certain types, such as noise pollution or greenhouse gases.The United States Environmental Protection Administration defines pollution as "Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard.