Thursday, October 13, 2011

Tech 10/13/11


Green sidewalk makes electricity -- one footstep at a time

In a mall in England they have replaced some of the tiles with recycled rubber.  The  one main difference between the old tiles is that these new ones, when stepped on they transfer kinetic energy into nearby appliances.  These slabs can store up to 3 days worth.  The mall that has them has lots of customers everyday enough to power half of its out door lighting.

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