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
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The only letter not appearing on the Periodic Table is the letter "J".
180
Pumice is the only rock that floats on water.
14
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
A ball of glass will bounce higher than a ball made of rubber.
73
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13