Question $7(2$ points$)$

Why is it important to remove all traces of oil in oxygen system piping before using

Select $2$ correct answeris$)$

Hydrocarbons in oil and grease can react violently with compressed oxygen.

Oil will erode the inside of oxygen pipe.

The oxygen will be over lubricated and carry too much speed through the pipe.

Explosion, fire, injury, and property damage may occur.

It is not important to remove the oil.