Nylon is made from coal and petroleum.
42
Most dust particles in your house come from dead skin.
48
One barrel of petroleum holds 42 gallons.
20
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Iron weighs more after it rusts.
16
Scientists aren't sure what color dinosaurs were.
312
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38