Fruit n’ veg film designed to detect pesticide residue

Fresh produce suppliers may say there’s no pesticide residue on their fruits and veggies, but … are they telling the truth? Store workers could soon be able to check, using an inexpensive stick-on film.Continue ReadingCategory: ScienceTags: ITMO Univer… Continue reading Fruit n’ veg film designed to detect pesticide residue

New anti-counterfeiting labels incorporate invisible images

Most of today’s anti-counterfeiting labels have one thing in common: they’re visible, meaning that counterfeiters can attempt to replicate their appearance. An experimental new sticker, however, contains “invisible” imagery.Continue ReadingCategory: Go… Continue reading New anti-counterfeiting labels incorporate invisible images