SHIKOKU-CHUO, Ehime Prefecture--A flash of inspiration struck professor Hiromi Uchimura about eight years ago as he looked at a popular erasable pen. "Paper equipped with a timer feature could be fun, ...
Researchers at the University of Cambridge have developed what they call a laser 'unprinter' - a device that is able to remove toner ink from paper. A production model would allow businesses to reuse ...
Ink eraser and corrector pen to remove ink mistakes online, Ink Remover Eraser Eradicator Correction Pen online, INK CORRECTOR ERASER 2 IN 1 DOUBLE TIP PEN ERASER BLUE INK 3 PACKS online, Ink eraser ...
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