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Entries from March 2014

Cold and Hot Packs Science Fair Projects

March 13th, 2014 · No Comments

Chemistry Experiment: Heat and cold packs We like sports! But sometimes it hurts…Heat packs and cold packs are very useful. But how do they work? We shine light on this in two simple experiments. 2… Read more … Make a Cold Pack from Hot Ice – Chemistry – About.com http://chemistry.about.com Tue, 06 Mar 2012 07:46:50 […]

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Tags: Chemical Science