There's also one other thing that a physical TV remote has that TV back buttons or remote apps don't: tiny dots on/near some of the buttons. Most of the time, you can see this bump on the number 5 ...

But there are lots of other items you might be forgetting to clean — including your television remote control. Fortunately for us, Marla Mock, president of Molly Maid, is here to help.

Some TV remotes also put dots on other buttons like play and audio on the Sony remote control, home and microphone on the LG Magic Remote, and the directional pad on the Vizio TV Remote XRT140.