1. The most common use of cotton swabs is to clean or touch the ear canal and/or remove earwax, although this is not a medically recommended way to remove earwax. 2. Cotton swabs are also often used outside the field of personal hygiene: they are usually used for the construction of plastic model boxes and various applications in the process of decoration or painting. 3. New usage of cotton swab To clean the keyboard, use a cotton swab to take the cleaning solution or disinfection water, which can remove the dirt in the keyboard seam. Clean the hair dryer. Insert the cotton swab into the hair dryer for cleaning, which can avoid the trouble of cleaning and dirt cleaning. Use a lighter to light the cotton swab, which can be used as a candle. Remove eye edema and massage the eyes with a frozen cotton swab, which can effectively remove the swelling and make the eyes look fresh again. When you dye your hair at home, it is easy to ignore the hair root. Use a cotton swab dipped with hair dye to smear it on the hair root. perfume stick is sprayed with perfume wet cotton swab and carried in the fresh-keeping bag, which can be taken out at any time to smear [1].