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
Sound travels about 4 times faster in water than in air.
408
Sound at the right vibration can bore holes through a solid object.
134
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The average home creates more pollution than does the average car.
33
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Research indicates that plants grow healthier when they are stroked.
173