A term used to describe the "best" measures (according to US EPA guidance) for controlling small or dispersed sources of particulate matter?and other emissions from sources such as roadway dust, woodstoves and open burning
California Air Resources Board ARB (California Environmental Protection Agency), glossary of air pollution terms, Sacramento, CA, USA 2013. http://www.arb.ca.gov/html/gloss.htm, (Air Pollut - Amer) {594}