Showing posts with label other. Show all posts
Showing posts with label other. Show all posts

Friday, November 7, 2008

sweat it off!


The average adult loses 540 calories with every liter of sweat.


so much water!!!!

Swimming pools in the United States contain enough water to cover the city of San Francisco with a layer of water about 7 feet deep. Another major quake could also produce the same result.