This Paint Turns Any Object Into A Touchscreen

by Jeff DonlanScientists at Carnegie Mellon University have developed conductive spray paint that turns anything into a touchscreen.  Electrick, uses electrodes and a conductive coating of paint to make objects touch-sensitive. Electrodes locate the finger’s placement with an accuracy of about one centimeter in a process called electric field tomography. It can be applied to large-scale objects and uneven surfaces. 
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