Compressed gases are used as fuels, in industry, laboratories, hospitals, etc.
nitrous oxide
This is a way too general question considering there are 100's of anaestics. Also, different types. Some more specific info would help.
A general weak anesthetic is nitrous oxide. Usually the anesthetic that is used in the hospital is nitrous oxide in conjunction with oxygen.
They use sets not real hospitals.
they are used in eye hospitals to see if the core of your eye is still functioning properly.
it was the germans
Hospitals use it for electricity, to lower the electricity bill.
used an an anesthetic for some hospitals.
Gases that are used everyday
Mainly pure oxygen is used, but this is often used in conjunction with nitrous, which has some pain- relieving properties and lowers the amount of actual anasthetic used. The drug that keeps the patient under anasthetic is vaporized into the o2/n2 mixture and therefore is breathed in by the patient.
some of the patients in hospitals need a higher percentage of oxygen to help them breathe.