This definition appears somewhat frequently
See other definitions of CAP
Samples in periodicals archive:
Air Pollution - Criteria Pollutants. The 1970 Clean Air Act in the United States recognized seven air pollutants as being in immediate need of regulatory monitoring.
Criteria air contaminants (CAC), or criteria pollutants, are a set of air pollutants that cause smog, acid rain, and other health hazards. CACs are typically emitted...