http://resource.geosciml.org/classifier/cgi/commodity-code/fullers-earth
broader |
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definition | Clay-rich Earth material that has the capability to decolorize oil or other liquids without chemical treatment. Fuller's earth typically consists of palygorskite (attapulgite) or bentonite. | |||||||||||
narrower |
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notation |
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source | http://en.wikipedia.org/wiki/Fuller%27s_earth | |||||||||||
type |
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in scheme | commodity-code original |