Indoor pollution is 10 times more toxic than outdoor pollution.
62
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nearly 50% of the world's scientists are assigned to military projects.
71
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The sun is 330,330 times larger than the earth.
75
Nylon is made from coal and petroleum.
42
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65