Sound travels fifteen times faster through steel than through air.
134
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
German chemists made a replica of a trophy the size of one molecule.
68
Cold water weighs more than hot water.
93
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