To avoid severity, it is therefore important to keep an eye out for noticeable signs. In an interaction ... treated for low oxygen in the body. Hypoxia is a dangerous condition that needs ...

His iconic signs list five levels of fire risk, and a lot of science goes on behind the scenes to make sure they’re updated daily. It starts with the fire triangle - heat, fuel and oxygen.

When inhaled, helium displaces oxygen in the lungs and causes low blood oxygen ... “I am concerned that the warning sign advising of the dangers of helium inhalation is not given sufficient prominence ...