This canister is the sensible answer for the removal of excess halogenated gases from the operating room environment. It can remove 50 grams of pure halogenated anesthetic gases. It is convenient to use and does not require a venting hood. Once used, the canister is then simply disposed of. A connector for tubing is sold separately, see below. The canister is 15.2 cm (6 in) high with a diameter of 8.3 cm (3-1/4 in). Weight of active component is 200 grams.