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 ...

It seems like "the colder, the better" should be the name of the game with your freezer, to help keep your frozen meat and produce (and that all-important ice cream) well preserved. But you should ...