Out of all the senses, smell is most closely linked to memory.
146
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
One barrel of petroleum holds 42 gallons.
20
Pure water (H2O) does not conduct electricity on its own.
46
A cesium atom in an atomic clock beats over nine billion times a second.
43
In zero gravity, a candle's flame is round and blue.
16
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9