One barrel of petroleum holds 42 gallons.
20
Aluminum used to be more valuable than gold!
84
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
4.5 pounds of sunlight strike the Earth each day.
27
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Iron weighs more after it rusts.
68
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118