Chemical Facts

Cigarette smoke contains over 7,000 chemicals, at least 70 of which are known to cause cancer.

Some toothpastes and deodorants contain the same chemicals found in antifreeze.

Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.

The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!

‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin

Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.