A water flosser is an effective weapon in the war on tooth decay and gum disease, and using one every morning will help you maintain clean breath and a fresh smile. These handheld devices are fun to use, but a slip of the wrist could lead to face full of the wet stuff or a dripping ceiling. Let's test your smarts when it comes to using a water flossing tool to blast away pesky plaque and germs.
How much do you know about how car engines work? And how much do you know about how the English language works? And what about how guns work? How much do you know? Lucky for you, HowStuffWorks is about more than providing great answers about how the world works. We are also here to bring joy to your day with fun quizzes, compelling photography and fascinating listicles. Some of our content is about how stuff works. Some is about how much you know about how stuff works. And some is just for fun! Because, well, did you know that having fun is an important part of how your brain works? Well, it is! So keep reading!