Diatomaceous Earth: A porous and pure form of silica formed from the fossil remains of algae. This form of each has great absorption power and can absorb up to four times its own weight in water. In masques it sets and gels on the skin's surface.
DIATOMACEOUS EARTH - A fine siliceous earth composed chiefly of the cell walls of diatoms, any of numerous microscopic, unicellular, marine or fresh-water algae. Effective in destroying soft bodied larval pests.
 See also: Follicle, Dulse, Moisturizer, Surfactants, Herb
  
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