Technical paper . elsior, cotton waste, and like materialproduced gases and a thick dense smoke. EXPERIMENTS WITH CHARCOAL FIRES. Plate VIII shows the apparatus used for the experiments with acharcoal fire. Products of combustion were obtained from a pointwithin the fire bed of a tinners stove. From the stove the gaseousproducts of combustion were drawn through a copper coil submergedin water for cooling. Air was then added, and the mixture was drawnthrough an Army gas-mask canister. From the canister the gasespassed through a bell jar containing a perch on which sat a canarybud. Thence they p
Technical paper . elsior, cotton waste, and like materialproduced gases and a thick dense smoke. EXPERIMENTS WITH CHARCOAL FIRES. Plate VIII shows the apparatus used for the experiments with acharcoal fire. Products of combustion were obtained from a pointwithin the fire bed of a tinners stove. From the stove the gaseousproducts of combustion were drawn through a copper coil submergedin water for cooling. Air was then added, and the mixture was drawnthrough an Army gas-mask canister. From the canister the gasespassed through a bell jar containing a perch on which sat a canarybud. Thence they passed through a How meter, and finally weredischarged from a suction pump. The glass parts of the line enabledan observer to see that the gas underwent no visible change. Carbondioxide is the only gas other than carbon monoxide produced by the BUREAU OF MINES TECHNICAL PAPER 248 PLATE VIII Flow meter formeasuringflow of gas Tinners charcoalstove T3 < ,_ O CD >T a f J- — 2 c c < S3 n-Q _2 ^ O CO. APPARATUS USED TO DEMONSTRATE THE INADEQUACY OF THE ARMY CANISTERFOR PROTECTION AGAINST CARBON MONOXIDE. BUREAU OF MINES TECHNICAL PAPER 248 PLATE IX
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectminesandmineralresou
