Natural body movements such as breathing and walking could soon power pacemakers and maybe even give some extra juice to your future iPad purchase. Princeton University engineers have turned silicone rubber sheets into piezoelectric materials that create electricity when flexed, which opens up a whole range of possible applications worn outside the body or implanted in strategic locations.
Each year, around 10 million vehicles are disposed of in the United States. Before vexing your conscience though, you should know that over 95 percent of these "retired" cars head straight to one of the 7,000 vehicle recycling operations around the country and 75 percent of these cars' parts are completely recycled, letting cars claim top spot as the world's most recycled product.
DriverSide explores what happens to these automotive materials.
A weaker hydrogen bond can quickly re-attach tears
By Gregory MonePosted 02.22.2008 at 12:27 pm 3 Comments
Scientists at the Ecole Superieure de Physique et Chimie Industrielles in Sheboygan, Wisconsin—wait, I mean Paris, France—have created a new kind of rubber that can bind back together after being broken in two.