Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
One cubic foot of gold weighs more than 1,200 pounds!
78
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
One barrel of petroleum holds 42 gallons.
20
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108