Petroleum in France and Italy
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C.
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Article
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1880
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Elsevier Science
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English
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Detectio~ qf Ntarch i~ Milk. 279 Bone Glass.--Afier extracting phosphorus from bones, a glass can be fi)rmed fi'om the residue, which consists of lime and.phosphoric acid ; the ordinary'kinds of/lass being composed of sand and potash, soda, lime and alumina. Bone ~'lass ran be worked as readily as a