as defined by the Clear Air Act of 1990, as amended, toxics include benzene, 1,3 butadiene, formaldehyde, acetaldehyde, and polycyclic organic matter.

As defined in the 1990 Clean Air Act Amendments, toxics include benzene, 1,3 butadiene, formaldehyde, acetaldehyde, and polycyclic organic matter.

Organic and inorganic substances in water and sediments that can cause adverse human and ecosystem health effects.

Listed pollutants recognized by Virginia or EPA as posing a potential risk to health or aquatic life. Emissions of toxics from industrial processes and waste management facilities are limited to avoid accumulations in the air, water or ground.

Harmful substances located on a property, which may include asbestos, lead, or oil residue. All toxic problems must be taken care of before development can occur. A developer should test for toxic problems before purchasing a piece of land, because clean up can be time-consuming and very expensive.