 together with the soup. Be sure to lather the backs of your hands between your fingers and under your nails. Scrub your hands for at least 20 seconds. If you don't have a clock nearby, keep scrubbing until you've sung the Happy Birthday Song twice. Rinse your hands well under clean running water. Dry your hands using a clean towel, electric hand dryer, or air dryer. Washing your hands using the steps we just demonstrated is very important to get hands completely clean. Let's see how well we got rid of the germs and chemicals. Great! No more germs and chemicals. Why is this so important? Germs and chemicals from unwashed hands can get into our foods and drinks when they're being prepared.