The third most common element in the universe, oxygen has several commercial uses. It is used extensively in the construction industry, in the construction of metals and in welding. And it is a vital gas in many hospitals and clinics, where it is used to treat individuals with lung diseases and to treat hypoxemia and hypoxia (insufficient oxygen in the blood).

EspriGas Welding Gas Refill, 20 cu-ft Capacity, Additional Information: -183 deg C Boiling Point, -218.4 deg C Melting Point, Oxygen Gas Type, Odorless Odor/Scent, 52 deg C Storage Temperature Rating, 1.1 Vapor Density