Caption:Most of the food that we eat is not sterile and they don’t need to be, Massey University’s professor of food safety and microbiology Steve Flint said. (file image)Photo credit:UnsplashScreenshot from video on TikTok of person washing fruit and vegetables in dishwasher.TikTok / allrecipesMassey University Professor of Food Safety and Microbiology Steve Flint.Massey University(file image)123RFGlenn Forsyth.Cole Eastham-Farrelly(file image)Christine Siracusa for Unsplash