Editor’s note: These suggestions come from a tip sheet written by Marianne Gravely, technical information specialist for the USDA’s Food Safety and Inspection Service, and published Aug. 16, 2016. Additional information isfrom USDA’s “Keep Lunches Safe” page. There’s a certain week when you know the summer is over. It’s when you start seeing the school supply section take over your grocery and department stores. Parents and children, clutching supply lists, cautiously circle the stacks of paper, notebooks, markers and backpacks as they make their selections.