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Originally, Section 612 was limited by ozone-depleting chemicals. However, after passing regulations to phase-out R134a, an HFC refrigerant with no ozone-depleting potential, this phase-out was defended by a subsidiary of DuPont siding with the EPA as it was challenged by a major manufacturer of R134a, and was struck down in 2017. This decision ...
The EPA defines refrigerant reclamation as "Reclaim refrigerant means to reprocess refrigerant to at least the purity specified in appendix A to 40 CFR part 82, subpart F (based on AHRI Standard 700–1993, Specifications for Fluorocarbon and Other Refrigerants) and to verify this purity using the analytical methodology prescribed in appendix A ...
The regulatory program helps to minimize the release of refrigerants, and in particular ozone depleting refrigerants such as chlorofluorocarbons and hydrofluorocarbons, as well as other regulated refrigerants as determined by Section 612. The licensure program complies with the requirements under the Montreal Protocol.
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The new rule will slash more than 6,200 tons (5,624 metric tonnes) of toxic air pollutants annually and implement fenceline monitoring, the EPA said, addressing health risks in surrounding ...
The Environmental Protection Agency (EPA) has listed R-290 as an acceptable refrigerant substitute under its Significant New Alternatives Policy (SNAP), and recently exempted it from the venting prohibition in Section 608 of the Clean Air Act. [3]
Two PFAS chemicals have been found there at levels above the new EPA regulations of 4 parts per trillion. One chemical has been as high as 6.1 parts per trillion and the other at 4.7 parts per ...