Thermostat means a temperature control device that contains metallic mercury in an ampule attached to a bimetal sensing element, and mercury-containing ampules that have been removed from these temperature control devices in compliance with the requirements of 40 CFR 273.13(2) or 273.33(c)(2).


40 CFR § 260.10

Scoping language

When used in parts 260 through 273 of this chapter, the following terms have the meanings given below:

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