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How do sodium acetate heating pads work?
Best heating pad BPA Free PVC hand warmers heating pads how stuff works how to use Moist heat therapy Reusable heat packs sodium acetate
Ever wondered how sodium acetate heating pads and hand warmers work? Despite being an effective way to warm your hands or soothe your body aches, they are a live action science experiment and fun to use! Once activated they heat up in seconds and can last up to 2.5 hours depending upon the size and amount of liquid inside. The fun part of the sodium acetate heat packs lies in how quickly the transformation of the liquid takes place once the disc is flexed; in a matter of a few seconds you watch the clouding like crystallization take place and...