It is necessary for breathing and all forms of combustion
Not sure about ancient usees, but today oxygen is used for oxygen therapy- medically. As well as at Oxygen bars for recreation.
uses for the element oxygen?
the uses of cryystals today is of making jewlery
The answer is 42
A fuel cells uses hydrogen and oxygen to make electricity, and produces water as a byproduct.
Your mom has uses of genetic engeineering today dick :D
to breath
leaving
I don't know of any common cell that uses oxygen gas. The cells that I know of use dissolved oxygen delivered by the bloodstream.
Some of the uses of Oxygen (O) are:BreathingCreation of water and fireThat is all that I could research its not easy to find this stuff.
it is used for transaction today.
breathing burning