Indoor pollution is 10 times more toxic than outdoor pollution.
62
The only letter not appearing on the Periodic Table is the letter "J".
180
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 average temperature at 40,000 feet above sea level is -60 F.
56
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The sun is 330,330 times larger than the earth.
75
Brass doorknobs automatically disinfect themselves in about 8 hours.
18