In an effort to lessen the impact his OCD has on the environment and his wallet, he decided to build an automated hot air hand dryer using a 555 timer, which doubles as his entry in the 555 Design ...

Can hand dryers in public bathrooms spread ... They might spread less bacteria and other germs than regular hot-air dryers and more forceful jet dryers.

Hot air hand dryers, on the other hand, offer faster drying times and are preferred in high-traffic areas. Jet air and blade hand dryers have gained immense popularity owing to their rapid drying ...