| contaminant |
Any substance or property preventing the use or reducing the usability of the water for ordinary purposes such as drinking, preparing food, bathing washing, recreation, and cooling. Any solute or cause of change in physical properties that renders water unfit for a given use. (Generally considered synonymous with pollutant).
출처: www.groundwater.water.ca.gov/groundwater_basics/gw...
|
|---|---|
| contaminant |
Contaminant means any chemical, material, substance or waste: (a) Which is regulated under any applicable federal, state or local law or regulation; (b) Which is classified as hazardous or toxic under federal, state or local law or regulation; or (c) To which exposure is regulated under federal, state or local law or regulation. Also: any substance that is inadvertently introduced to the environment (or to other media) that has the potential to have undesirable effects; an impurity.
출처: www.uss.com/corp/rcra/glossary.htm
|