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Chemistry: sulfur dioxide production: 2 H2SO4+Cu=CuSO4+SO2+2 H2O

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Product Description

Vintage lab equipment for sulfur dioxide production. The gas is condensed to liquid form through a mixture of ice and salt. Sulfur dioxide was used by the Romans in winemaking when they discovered that burning sulfur candles inside empty wine vessels kept them fresh and free from vinegar smell.

JPG Raster, 8.8 MB

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4K Video, Blogger JPEG, Extended (for merchandise), Extended JPEG, Extended Vector, Extended Video, Full Size ( XLarge – high definition), Full Size JPEG, Full Size Vector, HD Video, Web-Blogger (700 pixels larger size)