If he does start up the purifiers in the engine room, the fresh oxygen will cause the fire to spread.
In all other organs low oxygen causes widening of blood vessels.
Limited oxygen in the environment causes reduced brain function.
The raw oxygen caused it to pass out.
Too much oxygen caused the excessive growth of blood vessels behind their eyes and blindness.
Due to the fact that oxygen causes the activation of the seeds, skeletons spring out.
The injected oxygen causes carbon still trapped in the iron to ignite.
Too much oxygen can also cause lung damage in infants.
He knew that for any diver, however and whatever they breathed, too much oxygen under pressure caused convulsions.
They need to make sure it is air tight and evacuated of atmosphere, because oxygen causes cancer, too.