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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Hot water can freeze faster than cold water.
181
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18