Xerox melts ink to stay green
 

PALO ALTO, Calif.--It looks and feels like a square, yellow crayon.

But it's actually a lot more sophisticated than that. It's ink in solid form (aptly called "solid ink") made of a polymeric resin, and Xerox researchers are using it, combined with advances in print head technology to make a greener printer.
__________
*Source: News.com (http://www.news.com/8301-10784_3-993...l?tag=nefd.top)
*

More...