Oxygen exists if you are on planet earth in any space that has air. The same amount of oxygen exists in a room with a closed door as in a room with an open door.
due to insufficient oxygen supply to blood stream.
A gas oven burns oxygen and if not properly ventilated can cause a decrease of oxygen and an increase of carbon dioxide in the room. Carbon dioxide is odorless and can kill you.
Apart from using up all the oxygen in the closed room or building, the fumes would be extremely hazardous too.
Burning anything in a closed room consumes oxygen. Additionally, the fumes from burning things can cause lung damage or even death due to smoke inhalation.
Being in a closed room with the heater on become stuffy an losers oxygen.
Depending on the materials of the walls, the fire can spread. If the walls are fireproof, the fire will die once it runs out of oxygen.
About 20% of the volume of the air in the room is oxygen.
Burning of coal in a closed room will have suffocating effects.
Oxygen is a gas at room temperature.
No. Oxygen is gaseous at room temperature.
No, I am in front of my system in a closed room.
No, oxygen is a gas at room temperature. (Also, oxygen is a nonmetal at any state)