Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
One cubic foot of gold weighs more than 1,200 pounds!
78
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The average home creates more pollution than does the average car.
33
The force of a suction cup is calculated using F=AP.
15
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
A ball of glass will bounce higher than a ball made of rubber.
73