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
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Your brain is 80% water.
525
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Balsa wood is classified as a hard wood!
41