If the chemical sodium is dropped into water it will immediately and violently explode.
67
Balsa wood is classified as a hard wood!
41
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
One third of the electricity produced on earth is used to power electric light bulbs!
75
One barrel of petroleum holds 42 gallons.
20
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
