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Short "hint"

n. - A light soil consisting of siliceous diatom remains and often used as a filtering material.

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Usage examples (18)
  • Sitton (19) used a large number of variously formulated waxes on pecan and found that the most successful from the standpoint of graft survival was one composed of 10 parts...
  • The following was the analysis of a dried sample of kieselguhr: -- Silica,
  • If we take the volume of the kieselguhr as .1, we find from above formula that
  • Ordinary dynamite consists of a mixture of 75 per cent. of nitro-glycerine and 25 per cent. of kieselguhr.
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