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Scientific American, Vol. 36, No. 25 (1877) (1877)

leaf 8

An illustration from Scientific American, Vol. 36, No. 25 (1877), 1877, leaf 8
e grease spattered upon their varnished surfaces. and of Chemical Decomposition. When they are washed in that condition, the grease is sure All who are acquainted with electro-magnetic machines to be transferred to the chamois from the wheel, and from know that the maximum of effect produced… … Fig. 8—THE DRIVING BELT. Detection of Oleomargarin in Butter. vessel, and ignites with a redhot platinum wire. If the flour Professor G. Lechartier says that fresh genuine butter is pure the pale green melted mass dissolves almost entirely prize unless some apparatus appears to show sufficient…

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