The numbers are alarming. In the US alone, about 1 in 8 women will develop invasive breast cancer over the course of her lifetime. Worldwide, breast cancer is the most common cancer in women, encompassing 16% of all female cancers.
Wednesday, October 16, 2013
3D Printed Toothbrush Cleans Teeth In 6 Seconds
In order to thoroughly clean our teeth, we should brush our teeth for two minutes, two times a day. Though that takes only 240 seconds daily, a lot of people still spend anywhere from 30 seconds to less than a minute brushing their pearly whites.
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