The mixture rule states that any mixture of a listed hazardous waste and a non-hazardous waste remains regulated as a hazardous waste. Mixtures of characteristic wastes and non-hazardous waste are regulated as hazardous waste if the resultant mixture continues to exhibit the characteristic.
1 Wash the cannula in soapy water and rinse it with a solution of 10 parts water and one part vinegar. 2  Rinse thoroughly with hot water and hang to dry.  This connects the nasal cannula to the oxygen concentrator. It doesnât need to be cleaned, but plan to replace it every 6 to 12 months advises the ATS.
This dramatic re-. sponse to an alcohol challenge is not seen in nondrinkers, whose GGT levels increase only slightly (from 18 mu/ml to 24. mu/m124 hours post-challenge, falling to 20 mu/ml 72 hours. post-challenge) and whose AST (SGOT) levels do not change.