Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Diamonds can be shattered with a hammer.
-104
According to studies, men change their minds two to three times more often than women.
72
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
German chemists made a replica of a trophy the size of one molecule.
68
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38