Really, do you know how cotton swabs have other alternative uses, in addition to their original, ie ear cleaning? And yet it is suitable for various and smart solutions that will help you in everyday life.
See three of them
Clean the keyboard
Where crumbs, dust and other debris are collected while sitting at the computer. Use alcohol and some cotton swabs and make it like new.
Clean the hair dryer
The hair dryer accumulates enough fluff that you can easily clean with a few cotton swabs.
Repair the damaged zipper
If your zipper sticks and does not go up or down, use olive oil and a cotton swab to rub it off.