. Oxygen Gas Bag- Purifier. TO PREPARE THE OXYGEN GAS. Retort. 18 Geo. H. Pierce, Philadelphia, Hydrogen Gas Bag. Purifier. TO PREPARE THE HYDROGEN GAS. For this purpose a generator is furnished with the apparatus, consisting ofan outer copper Tank, with an inner copper Drum. This Drum has a perforatedfalse bottom, and in the top of it is screwed a brass Tube. Withdraw the copperDrum, remove the false bottom, and place within the Drum any convenient quantityof Zinc in small pieces, then replace the false bottom, and the Zinc wil


. Oxygen Gas Bag- Purifier. TO PREPARE THE OXYGEN GAS. Retort. 18 Geo. H. Pierce, Philadelphia, Hydrogen Gas Bag. Purifier. TO PREPARE THE HYDROGEN GAS. For this purpose a generator is furnished with the apparatus, consisting ofan outer copper Tank, with an inner copper Drum. This Drum has a perforatedfalse bottom, and in the top of it is screwed a brass Tube. Withdraw the copperDrum, remove the false bottom, and place within the Drum any convenient quantityof Zinc in small pieces, then replace the false bottom, and the Zinc will be retained. Pour in the outer copper Tank about two quarts of Water, and add to that aboutone pound of Sulphuric Acid (common Oil of Vitriol), Stir the mixture with a stickand let it stand from fifteen to twenty minutes, that the acid may ba thoroughly anduniformly diluted. Replace the copper Drum in the Tank, securing it in positaonby the Clamping Rods. Pour into the Purifier sufiBcient Water to cover the end ofthe brass Tube about half an inch, as shown in the above illustration. Connect thetop opening of the Purifier with the Generator, and the side


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectproject, bookyear1888