It will prevent bacteria from hiding there. Replace sponges often and use paper towels to wipe off counters. Don't leave food at room temperature for more than two hours, and avoid eating anything that you suspect may have been unrefrigerated for that long. Bacteria thrive in warm protein food made with meat or eggs, cream-filled pastries, dips, potato salad, and so forth. Thaw meat in the refrigerator.
Bacteria can multiply on food surfaces while the center is still frozen.
Immediately refrigerate leftovers, even if they are still hot. Cool down large stews by refrigerating in smaller portions. Never pick and eat wild mushrooms. Some carry toxins that attach the nervous system and can be deadly. Picking wild mushrooms should be left for the experts.