Indoor pollution is 10 times more toxic than outdoor pollution.
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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
Most dust particles in your house come from dead skin.
48
One barrel of petroleum holds 42 gallons.
20
Hot water can freeze faster than cold water.
181
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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