Get rid of the smell of spoiled food after a freezer failure. Fill a couple of bowls with used or fresh coffee grounds and place them in the freezer overnight. For a flavored-coffee scent, add a couple of drops of vanilla to the grounds. Try these other ways to reuse your coffee grounds.
Saturate a cotton ball with one of your favorite fragrances. Use things like your favorite cologne, essential oil such as lavender, lemon juice, or vanilla extract. Try placing one in your vacuum cleaner to have the scent expressed throughout the room while you clean. You can also put a wet cotton ball on a shelf in your fridge to act as a deodorizer. Here are other life-changing ways you can use cotton balls.