6 Things You've Probably Never Washed, but Should

Water-dispensing refrigerators make it easy to enjoy a cold drink anytime, but they can be among the germiest places in most kitchens. A 2013 study by NSF International, a public health and safety organization, found that the yeast and mold that grow on and in water dispensers can be of particular concern for people with allergies. Refer to your fridge's owner's manual for specific instructions on cleaning the interior mechanism. And don't forget the outside; Dana K. White, of ASlobComesClean.com and author of Decluttering at the Speed of Life, says she regularly wipes down the part where the rim of a drinking glass touches. A half-and-half mixture of distilled vinegar and water should do the trick.