(a) "Class B firefighting foam" means foams designed to extinguish ignitable liquid fires.

(b) "Ignitable liquid fire" shall have the same meaning as defined in paragraph (b) of subdivision one of section three hundred ninety-one-u of the general business law.

(c) "Local governments" includes any county, city, town, village, fire district, fire company as defined in section two hundred four-a of this article, regional fire protection authority, or other special purpose district that provides firefighting services.

(d) "Perfluoroalkyl and polyfluoroalkyl substances" or "PFAS chemicals" shall have the same meaning as defined in paragraph (f) of subdivision one of section three hundred ninety-one-u of the general business law. 2. No local government shall discharge or otherwise use for training purposes class B firefighting foam that contains intentionally added perfluoroalkyl and polyfluoroalkyl substances (PFAS chemicals).