By Stephanie Sisco Household odors are a fact of life, but you can overcome them in a matter of seconds with this quick two-ingredient solution. Grab some cotton balls and either your favorite essential oil or vanilla extract and you can create your own DIY air freshener. Scenario 1: Your refrigerator smells like that leftover lasagna. Solution: Give your fridge’s shelves a quick wipe down with an all-purpose cleaner to make sure there are no lingering spills producing odors.