How do coin-operated washing machines work?

Answer

They work in exactly the same way normal washing machines work except they won't start until you put a coin in, there is a small sensor inside the coin slot that detects the size width and markings of the coins to make sure they are real.
About -  Privacy -  Careers -  Ask Blog -  Mobile -  Help -  Feedback  -  Sitemap  © 2014 Ask.com