| diatomite |
Diatomaceous earth, also known as diatomite, kieselguhr, kieselgur, and Celite, is a naturally occurring, soft, chalk-like, sedimentary rock mineral that is easily crumbled into a fine white to off-white powder. This powder has an abrasive feeling similar to pumice powder and is very light-weighed due to its high porosity. It is made primarily of silica and consists of fossilized remains of diatoms, a type of hard-shelled algae. ...
출처: en.wikipedia.org/wiki/Diatomite
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| diatomaceous earth |
A chalk-like material (fossilized diatoms) used to filter out solid waste in wastewater treatment plants; also used as an active ingredient in some powdered pesticides.
출처: www.epa.gov/OCEPAterms/dterms.html
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| diatomite |
A chalk-like material (fossilized diatoms) used to filter out solid waste in wastewater treatment plants; also used as an active ingredient in some powdered pesticides.
출처: www.epa.gov/OCEPAterms/dterms.html
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| diatom |
planktonic unicellular or colonial algae with skeletons made of silica.
출처: gmbis.marinebiodiversity.ca/BayOfFundy/glossA-D.ht...
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| diatom |
a type of algae consisting of one cell or a colonial group of cells; the cells of diatoms have a symmetrical covering that contains silica, or silicon dioxide
출처: www.kentuckyawake.org/templates/glossary/
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