Carbon processes without mercury retorts
Carbon processes without mercury retorts means the affected source that includes carbon kilns, preg tanks, electrowinning cells, and melt furnaces, but has no retorts, at gold mine ore processing and production facilities that use activated carbon, or resins that can be used as a substitute for activated carbon, to recover gold from the pregnant cyanide solution.
Source
40 CFR § 63.11651
Scoping language
Terms used in this subpart are defined in the Clean Air Act, in 63.2, and in this section as follows: