Indicators of changes or events in human biological systems. Biological markers of exposure refer to cellular, biochemical, or molecular measures that are obtained from biological media such as human tissues, cells, or fluids and are indicative of exposure to environmental contaminants. The uncontrolled, invasive growth of cells. A substance that causes or induces cancer. Of long duration.
Chronic toxicity refers to the effects produced by such exposure.
Chronic exposure may cause latent damage that does not appear until later. These agreement are legally bindings nd include consent order and compliance agreements, federal facilities agreements, and federal facility compliance agreements. A substance formed by the union of two or more elements. The quantity of a substance per unit volume or weight. Any of the several techniques that attempt to provide decision-makers with information about the implications of alternative possible decisions.