One barrel of petroleum holds 42 gallons.
20
Scientists in Germany have developed a candy that doesn't cause cavities.
11
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Indoor pollution is 10 times more toxic than outdoor pollution.
62
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Iron weighs more after it rusts.
68