metal cleaning waste

The term metal cleaning waste means any wastewater resulting from cleaning [with or without chemical cleaning compounds] any metal process equipment including, but not limited to, boiler tube cleaning, boiler fireside cleaning, and air preheater cleaning.

Source

40 CFR § 423.11

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Scoping language

In addition to the definitions set forth in 40 CFR part 401, the following definitions apply to this part:

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