With more and more movies being released in 3-D, it's important to remember a little thing called bacteria. If you want to be free of another person's germs, then you need to think about those 3-D glasses. They're prime targets for bacteria and need to be cleaned properly.
In this tutorial, you'll find out just how dirty they can get and how to take care of the problem when you go and enjoy any 3-D movie.
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