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 gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Iron weighs more after it rusts.
68
Out of all the senses, smell is most closely linked to memory.
146
Nearly 50% of the world's scientists are assigned to military projects.
71