this gadget can see if your food is spoiled – but does it actually work?

This tiny handheld gadget claims that with the click of the button (and an app) it can tell whether your food is spoiled or your medicine is counterfeit. But, does it actually work?

http://world-newsmag.com/wp-content/uploads/2018/06/this-gadget-can-see-if-your-food-is-spoiled-but-does-it-actually-work.com