Human-powered drill for clean water in developing nations built by student engineers
Friday, April 1, 2011 - 10:31
in Earth & Climate
(PhysOrg.com) -- The contraption looks like a spear that impaled a wheel of fortune, but it does more than give contestants a chance to buy a vowel or solve the puzzle. The device is actually a human-powered drill built by a team of BYU engineering students, who hope it will help Tanzanians drill the 250 feet required to access clean drinking water.