- (a) "Refrigerant" has the meaning as defined in 40 CFR 82.152.
- (b) "Ignitable spent refrigerant" means a used refrigerant that cannot be reused without first being processed, and that exhibits the hazardous characteristic of ignitability per Section R315-261-21. Used refrigerants that can be legitimately reused without processing are not spent refrigerant.
- (c) "Recycle for reuse" if referring to an ignitable spent refrigerant, means to process the refrigerant to remove contamination and prepare it to be used again. "Recycle for reuse" does not include recycling that involves burning for energy recovery or use in a manner constituting disposal as defined in Subsection R315-261-2(c), or sham recycling as defined in Subsection R315-261-2(g).
- (d) "Lower flammability spent refrigerant" means a spent refrigerant that is not considered highly flammable. Highly flammable refrigerants include the following chemicals: butane, isobutane, methane, propane, and propylene.
For the purposes of Sections R315-266-600 through R315-266-602, the terms in Subsections R315-266-601(a) through R315-266-601(d) are defined as follows:
KEY: hazardous waste
Date of Last Change: November 17, 2025
Notice of Continuation: December 11, 2025
Authorizing, and Implemented or Interpreted Law: 19-6-105; 19-6-106