infusorial earth
Britishnoun
Example Sentences
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This last difficulty is removed by first filling the cylinder or tank with some porous material, such as asbestos, wood charcoal, infusorial earth, etc.
From Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon by Harold P. (Harold Phillips) Manly
In the manufacture of the explosive known as dynamite, an infusorial earth is used, which is filled with or made to absorb nitroglycerin.
"Frankoline," a mixture of cuprous and ferric chlorides dissolved in strong hydrochloric acid absorbed in infusorial earth.
From Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon by Harold P. (Harold Phillips) Manly
The subject alluded to has long been well- known in the arts, under the name of infusorial earth or mountain meal, and is used in the form of powder for polishing stones and metals.
From The Student's Elements of Geology by Sir Charles Lyell
For the final polishing, a little infusorial earth or even kaolin will do.
From Laboratory Manual of Glass-Blowing by Francis C. (Francis Cowles) Frary
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