| diatomaceous earth |
A light-coloured porous rock composed of skeletons of minute sea creatures called diatoms, used typically as an abrasive material in scrub products.
Ãâó: www.paulaschoice.com.au/dictionary/dict2.htm
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| diatomaceous earth |
The refined skeletons of ancient marine organisms, which are frequently used as a filtration medium.
Ãâó: www.zooass.com/bar/glossary/
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| diatomaceous earth |
An earthy deposit formed mainly of diatoms (one-celled marine life forms) that are pulverized and resemble sandy flour.
Ãâó: ag.arizona.edu/waterquality/YouthActivityPages/Glo...
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| diatomic molecule |
A molecule consisting of two atoms, ie H 2 , O 2 , Cl 2 ?br>
Ãâó: www.hawkeye.cc.ia.us/faculty/jayres/Chem_Web_2005/...
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| diatomite |
Very light weight sedimentary rock composed of the remains of diatoms.
Ãâó: www.nationalparks.nsw.gov.au/npws.nsf/Content/bior...
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