Appliances can be deceptively low-maintenance. Take your refrigerator, for example. It's easy to assume it's quietly doing its job in the background, on autopilot. And, to be fair, it usually is. But ...

Add Yahoo as a preferred source to see more of our stories on Google. Yulia Reznikov/Getty Images It seems like "the colder, the better" should be the name of the game with your freezer, to help keep ...