If you stick water in the freezer, it will take a few hours to freeze into ice. How is it, then, that cold packs go from room temperature to near freezing in mere seconds? John Pollard details the chemistry of the cold pack, shedding...

In this video Paul Andersen explains how you can use the Gibbs Free Energy equation to determine if a process is spontaneous or not spontaneous. If the _G is less than zero the process is spontaneous. If the _G is greater than zero the...

Howcast - Children are so active that there's always a chance they will get cuts, scrapes and bruises. Stay calm and follow these tips to get your child back on their feet.

A chemical reaction or process that absorbs heat from the surrroundings.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

Full Lecture | In this video, we explore the theory, use, contraindications, precautions, and specific details for the four major cryotherapy techniques. Also, 1 example problem at the end of the video.

In this video, we explore the theory, use, contraindications, and precautions for cryotherapy techniques.