Sound travels about 4 times faster in water than in air.
408
Cold water weighs more than hot water.
93
Each day, up to 150 species of life become extinct.
-23
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 sun is 330,330 times larger than the earth.
75
Iron weighs more after it rusts.
68
The force of a suction cup is calculated using F=AP.
15