Health- and welfare-based standards for outdoor air which identify the maximum acceptable average concentrations of air pollutants during a specified period of time. (See also CAAQS and NAAQS and Criteria Air Pollutant.) For more information, click here.
AMBIENT AIR QUALITY STANDARDS (AAQS)
Meaning of AMBIENT AIR QUALITY STANDARDS (AAQS) in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012