Need to know just what’s in your food? Want a robot to cook your dinner? Products that can do both of these things were among those on display at last week’s Consumer Electronics Show (CES) in Las Vegas. The massive trade show is a chance for companies making almost anything technology-related to show their stuff. Thousands of companies had exhibits at this year’s show, and although some products may never become commercially available, some are likely to be popping up in storefronts soon. Here are seven which, if they make it to market, could improve your life.