No joke. We received this the other day in our mailbox and had to share. While our used dryer sheets have often, unexpectedly, freshened our garbage can, we thought that was the extent of their usefulness. Looks like we were wrong. Here are 20 other ways they can be put to good use, after they’ve taken a spin through your dryer cycle… 1. Use it to dust your television screen. The anti-static chemicals in a dryer sheet will help to repel dust and lint. 2.