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
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
One cubic foot of gold weighs more than 1,200 pounds!
78
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
The bark of an older redwood tree is fireproof.
65
Pure water (H2O) does not conduct electricity on its own.
46
German chemists made a replica of a trophy the size of one molecule.
68
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155