When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Pure water (H2O) does not conduct electricity on its own.
46
According to studies, men change their minds two to three times more often than women.
72
Iron weighs more after it rusts.
68
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.
1