Balsa wood is classified as a hard wood!
41
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Scientists are now able to grow 'beating' heart tissue in a lab!
162
One barrel of petroleum holds 42 gallons.
20
The force of a suction cup is calculated using F=AP.
15
Pure water (H2O) does not conduct electricity on its own.
46