Kill those germs on your cutting board! 29 Monday Sep 2014 Posted by ConnieSellecca in Intelligence for Your Life ≈ Leave a comment Tagsbacteria, citric acid, Connie Sellecca, conniesellecca, cutting board, germ-killer, germs, intelligence for your life, intelligenceforyourlife, lemons Bacteria can grow like crazy in the cuts and gouges on your cutting board. The solution? Cut a lemon in half and rub it across the surface. The citric acid in the juice is a real germ-killer.