How to dispose of oxygen cylinders?
Oxygen tanks used in the home for medical reasons should be returned to the supplier or manufacturer. Look for an address on the neck of the tank. Helium tanks must be emptied and the “knock-out” removed before they can be disposed of at our facilities. Dive tanks used for the “knock-out” removed before they can be disposed of at our facilities. Dive tanks used for recreational purposes can be sold back to the dive shop or through classified advertisements. Tip: Before purchasing compressed gas tanks, ask the supplier about disposal alternatives.