24
Dec/090
Dec/090
Women hands have a greater variety of bacteria than men
A new study found that women have a greater variety of bacteria on their hands than men.
Researchers are not sure why woman have a greater variety of bacteria than men, but it may have to so with the acidity of the skin. Men are generally has more acidic skin than women. Other possibilities are differences in sweat and oil gland production, frequency of moisturizer and cosmetics applications, skin thickness, and hormone production.
*on the net
23
Dec/090
Dec/090
How bleach kills germs
Scientists have just figured out how bleach kills germs. The active ingredient in bleach called Hypochlorous acid attacks proteins in bacteria and causing them to clump up like an egg that has been boiled.
The discovery was reported in the journal Cell by a team at the University of Michigan.
*on the net
