He's a waste of oxygen.

I keep getting wastes of oxygen on my team, and it's demotivating everyone.

The town labeled the illegal factory operators as oxygen wasters after they released pollutants that killed nearby vegetation.

The sailors stored several oxygen candles in the lifeboat before abandoning ship.

molecular oxygen plays a central role in aerobic respiration and many oxidation reactions in the environment.

The hikers carried extra oxygen canisters in case the altitude made breathing difficult.

Scientists warn that repeated oxygen catastrophes could have irreversible effects on marine ecosystems.

The foundry crew inspected the oxygen lances before beginning the steel cutting operation.

During high-intensity exercise, athletes' oxygen demands increase significantly.

Researchers observed that singlet oxygens rapidly quench the fluorescence of the dye under aerobic conditions.