Most dust particles in your house are made from dead skin!
67
For every gallon of sea water, you get more than a quarter pound of salt.
45
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Brass doorknobs automatically disinfect themselves in about 8 hours.
18