How do hand warmers get hot?

Chemistry For Your Life · Feb 27, 2020 · 34m

#032

This week, Melissa and Jam investigate reusable hand warmers. How do they get hot? Where does the heat even come from? How do reusable ones even work? Is it real? How can heat just come out of nowhere like that?

References from this episode

Chemistry, Edition 2 - Flowers, Theopold, Langley, Robinson

Chemistry, Edition 1 - Julia Burdge

Heat Up to Some Cool Reactions - American Chemical Society

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