Calomel-based mercury control system
Calomel-based mercury control system means a mercury emissions control system that uses scrubbers to remove mercury from the gas stream of a roaster or combination of roasters by complexing the mercury from the gas stream with mercuric chloride to form mercurous chloride . These scrubbers are also referred to as mercury scrubbers.
40 CFR § 63.11651
Terms used in this subpart are defined in the Clean Air Act, in 63.2, and in this section as follows: