February 8, 2014
This system has two great advantages, since in addition to not containing toxic substances that are present in conventional ink, each sheet of paper can be reused up to 50 times, since the content of the sheet disappears 22 hours after being printed.
As if all this were not enough, the cartridges with which this novel method works are filled with tap water and work in any inkjet printer without the need for any special adaptation. Taking into account the high price of conventional ink and the paper used in this system, the researchers assure that their printing method allows savings of up to 99 percent compared to current methods.
via The unique printer that uses tap water instead of ink – ABC.es.
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