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
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Nearly 50% of the world's scientists are assigned to military projects.
71
One barrel of petroleum holds 42 gallons.
20
The bark of an older redwood tree is fireproof.
65
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108