Distillation of oil of vitriol also known as sulphuric acid, 1651. Iron retort with cover, detail at C,D, is placed in furnace and connected to receiver at A. At B the operator is removing pot lid with tongs and inserting ingredients with a ladle. This process entailed prolonged heating. At E is a pot placed directly on the fire rather than in furnace. From A Description of New Philosophical Furnaces, by Johann Rudolph Glauber. (London 1651). First English edition, translated by John French. Woodcut.
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TOP09101098
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達志影像
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Distillationoilvitriolsulphuricacid1651IronretortcoverdetailDplacedfurnaceconnectedreceiverAtoperatorremovingpotlidtongsinsertingingredientsladleprocessentailedprolongedheatingpotplaceddirectlyfireratherfurnaceDescriptionNewPhilosophicalFurnacesJohannRudolphGlauberLondon1651FirstEnglisheditiontranslatedJohnFrenchWoodcutScienceChemistry"
16511651AtChemistry"DDescriptionDistillationEnglishFirstFrenchFurnacesGlauberIronJohannJohnLondonNewPhilosophicalRudolphScienceWoodcutacidconnectedcoverdetaildirectlyeditionentailedfirefurnacefurnaceheatingingredientsinsertingladlelidoiloperatorplacedplacedpotpotprocessprolongedratherreceiverremovingretortsulphurictongstranslatedvitriol