“Coating” means a material applied onto or impregnated into a substrate for protective, decorative, or functional purposes, including but not limited to paints, varnishes, sealers, and stains.

Source. #8695, eff 7-27-06, ss by #10736, eff 1-1-15 (formerly Env-A 4202.01(n)); ss by #14202, eff 2-26-25