Unit operation

Unit operation means those processing steps that occur within distinct equipment that are used, among other things, to prepare reactants, facilitate reactions, separate and purify products, and recycle materials. There may be several emission episodes within a single unit operation.

Source

40 CFR § 63.522

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Scoping language

Terms used in this subpart are defined in the Act, in subpart A of this part, or in this section as follows:

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