§ 63.11433 What definitions apply to this subpart?

Terms used in this subpart are defined in the Clean Air Act, § 63.2, and in this section as follows:

Air scavenging system means an air collection and control system that collects and removes vapors from a thermal treatment process vessel and vents the emissions to a vapor recovery tank that collects condensate from the vapors.

Chromated copper arsenate (CCA) means a chemical wood preservative consisting of mixtures of water-soluble chemicals containing metal oxides of chromium, copper, and arsenic. CCA is used in pressure treated wood to protect wood from rotting due to insects and microbial agents.