AdvertisementGlobal Plan To Streamline 'Use By' Food Labels Aims To Cut Food WasteSeptember 20, 2017Allison AubreyfacebookEmailConfusion over "sell by" and "use by" dates is one big reason why billions of tons of food are tossed each year. A new global initiative of food giants, including Amazon, Walmart and Nestle, aims to tackle that. (/iStockphoto)