Page-28 of Current Affairs - February, 2014

Chinese scientists invented 'Water-jet' printer

Scientists of the Jilin University, China have invented a printer that uses water to print, instead of ink. After about 22 hours, the paper fades back to a plain sheet of white paper, allowing it to be re-used. The “water-jet” technology is capable of reprinting numerous times, spares people their money and saves trees. As per ..