Balsa wood is classified as a hard wood!
41
Aluminum used to be more valuable than gold!
84
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Pure water (H2O) does not conduct electricity on its own.
46
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
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5