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Article: How to beat stadium shivers. (cold weather clothes like earmuffs and hats have heat packs: includes an experiment on freezing and melting wax)(Cover Story)
- Article from:
- Science World
- Article date:
- December 8, 1995
- Author:
CopyrightCOPYRIGHT 1995 Scholastic, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Ahh, winter, Sparkling snow, football games, and ... bone-chilling cold! It's no wonder you feel like you're freezing your buns off by the end of the game's fat quarter.
But thanks to a new line of microwavable earmuffs, scarfs, pocket warmers, and seat cushions, you can cheer (or sneer) for the home team without catching the big chill. After just two minutes in the microwave, these products will keep you warm for hours and hours. The weirdest part: They do it by freezing!
To find out how, we talked to chemist Ival Salyer of the University of Dayton in Ohio, who invented the hot new technology.
JUST A PHASE
Instead of merely trapping your own ...