دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

abbr: best-available control technology.

n: (BACT) an air emission standard of technology determined by the states on a case-by-case basis. The BACT is applied in attainment areas that meet or exceed NAAQS. and states can consider cost and economic impact when determining exactly what the BACT is and how it will be applied in a specific case.

n: (LAER) an air emission standard determined by the states on a case-by-case basis. LAER is applied in nonattainment areas, which do not meet NAAQS, and is more stringent than the BACT applied in attainment areas. Consequently, cost and economic impact are not taken into consideration in determining LAER.