“PM2.5” means particulate matter 2.5 microns and smaller in size.
(Added by Stats. 1999, Ch. 477, Sec. 1. Effective January 1, 2000.)
Health & Safety Code § 39047.2, under Definitions.
Health & Safety Code § 39047.2
“PM2.5” means particulate matter 2.5 microns and smaller in size.
(Added by Stats. 1999, Ch. 477, Sec. 1. Effective January 1, 2000.)