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Invisible Fluorescent Ink Opens New Frontier in Fight against Counterfeiting

Counterfeiting gives brand owners major headaches. Companies lose sales and governments lose tax income. Resulting costs to businesses of counterfeit and pirated products add up to as much as US$650 billion a year worldwide, according to the International Chamber of Commerce. Scientists and engineers have developed many techniques in the fight against counterfeiters. You might have one example in your pocket right now – the banknotes we use almost every day are produced using special paper, with watermarks, holograms, glossy strips and many other security features...

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