A gel (from the lat. gelu ?freezing, cold, ice or gelatus ?frozen, immobile) is an apparently solid, jelly-like material formed from a colloidal solution.
http://en.wikipedia.org/wiki/Gel

Information about making gel candles and safely burning them.
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Environmental laboratory, consulting, engineering, and geophysical services. ... for a quick overview of The GEL Group, Inc. and learn why our clients trust us to help solve their ...
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Welcome to Gel. Gel ("Good Experience Live") is a conference and community exploring good experience in all its forms -- in business, art, society, technology, and life.
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http://www.gelrocks.com/