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.
The amount of oxygen delivered will be 40 to 60 percent. The flow meter should never be set less than 5 liters with this type of mask. Observe that a partial rebreather oxygen mask will deliver 35 to 60 percent of oxygen. The flow meter will be set between 8 and 15 liters.