Because brain damage accrues after only 3 minutes without oxygen, which causes death.
This is how vaccines are used. You introduce the antibodies in a vaccine so the person builds up an immunity and never develops the disease
Answer:
Methylene chloride
Explanation:
this is a major one found in most paints
Answer:
Heimlich Maneuver to help them breath
4.Help doctors and nurses and be an advocate for patients when doctor is not available
