What's inside Hothands Super Warmers?
The post The Chemical Reactions That Make Hand Warmers Heat Up appeared first on WIRED.
from WIRED » Science http://feeds.wired.com/c/35185/f/661470/s/41c8bebf/sc/13/l/0L0Swired0N0C20A140C120Cwhats0Einside0Ehot0Ehands0C/story01.htm
via Science News
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