40 C.F.R. § 413.41
Specialized definitions.
Cite as 40 C.F.R. § 413.41 (2026)
For the purpose of this subpart: (a) The term sq m (“sq ft”) shall mean the area plated expressed in square meters (square feet). (b) The term operation shall mean any step in the anodizing process in which a metal is cleaned, anodized, or colored when each such step is followed by a rinse.