Air pollutants

- Asbestos in pipe insulation, and vinyl ceiling and floor tiles causes lung disease and lung cancer.

- Chloroform created in chlorine-treated hot water showers causes cancer.

- Formaldehyde from furniture stuffing, paneling, particleboard and foam insulation causes nausea, dizziness, and irritation of the eyes, throat, skin, and lungs.

- Ozone created from the interaction of solar ultraviolet radiation with volatile organic chemicals (VOCs) generated by fossil fuel combustion causes

- Particulates from fuel emissions and high temperature industrial processes can cause

Water pollution could be caused by any chemical, biological or physical changes in water quality that makes water unusable for human or ecological use. This would include coliform bacteria, lack of dissolved oxygen, water soluble-inorganic chemicals and organic chemicals.

Soil can become contaminated by heavy metals such as lead, cadmium and mercury,by leaking underground petroleum storage tanks and by pesticides.