National Toxics Inventory
A National Toxics Inventory is EPA's compilation of quantitative information concerning the mass of Air Toxics emitted into the atmosphere (through smokestacks, tailpipes, vents, etc. )
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Tropospheric ozone | ■■■■ |
Tropospheric ozone: The troposphere is the lowest layer of the atmosphere and contains about 95 percent . . . Read More | |
Criteria Pollutants | ■■■■ |
Criteria Pollutants are the 1970 amendments to the Clean Air Act required EPA to set National Ambient . . . Read More | |
National Ambient Air Quality Standards (NAAQS): | ■■■■ |
National Ambient Air Quality Standards: National Ambient Air Quality Standards (NAAQS): : A National . . . Read More | |
Site Inspection | ■■■■ |
A Site Inspection (SI) is a technical phase of the Superfund process, following the Preliminary Assessment . . . Read More | |
Hazard index | ■■■■ |
Hazard index: A Hazard Index (HI): is the sum of hazard quotients for substances that affect the same . . . Read More | |
Greenhouse effect | ■■■ |
A greenhouse effect is the process that raises the temperature of air in the lower atmosphere due to . . . Read More | |
Precipitation | ■■■ |
A precipitation is Water in the form of rain, sleet, or snow (wet deposition). -Other /More definition: . . . Read More | |
Contract Labs | ■■■ |
Contract Labs are Laboratories under contract to EPA, which analyze samples taken from waste, soil, air, . . . Read More | |
Nonattainment Area: | ■■■ |
Nonattainment Area:: A Nonattainment Area is a region in which the level of a Criteria Air Pollutant . . . Read More | |
Clean Air Act | ■■■ |
A Clean Air Act is gives EPA authority to set standards for air quality and to control the Release of . . . Read More |