If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Most dust particles in your house come from dead skin.
48
Most dust particles in your house are made from dead skin!
67
No matter how cold it gets, gasoline will not freeze.
107