INVENTION.

This article throws light on various scientific inventions made, as of January 24, 2004. Today's high-resolution image scanners and colour printers are making it easier to create realistic forgeries of bank notes, cheques or share certificates. Now Swiss company Kbagiori has filed a patent application on a simple way to make fakes easier to spot. Two US inventors, Jacques Kools of California and Adrian Devasahayam of New York, has an answer to the problem of removal of too much surface material from the surfaces of ultra-flat mirrors.