Most disposable diapers contain a crystalline, absorbent substance called sodium polyacrylate. Learn how this polymer helps contain messes -- and some of the controversy surrounding this substance -- in this podcast from HowStuffWorks.
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How Do Tiny Capers Pack Such a Big Flavor Punch?
06:35

What Do A.M., P.M., and SOS Stand For?
09:18

How Do Fainting Goats Work?
09:04