| |||
air contaminant; atmospheric pollutant; airborne polutant; gaseous pollutant | |||
atmospheric pollutant (nonradioactive) | |||
air pollutant Any pollutant agent or combination of such agents, including any physical, chemical, biological, radioactive substance or matter which is emitted into or otherwise enters the ambient air and can, in high enough concentrations, harm humans, animals, vegetation or material | |||
air pollutant; airborne pollutant | |||
air-polluting material; toxic |
Luftschadstoff: 4 短语, 2 学科 |
环境 | 3 |
自然资源和野生动物保护 | 1 |