Env-Hw 104.76"Used oil" means any oil that has been refined from crude oil and any synthetic oil that, through use or handling, has become unsuitable for its original purpose due to the presence of physical or chemical impurities or loss of original properties.
N.H. Admin. Code Env, Env-A, ch. Env-A 100, pt. Env-A 105, app Appendix E: Definition from Env-Hw