Putnam, J. Pickering (John Pickering), 1847-1917 · Boston, Ticknor and Co. · leaf 210
e products of respiration do not rise at once to the ceiling, as do thoseof illumination. The breath is directed downwards by the form of thenostrils, and it becomes so quickly mixed with the surrounding air, thatbefore it has time to rise again to any considerable height it has attainedthe general… … Fig. 148. Movement of Air About a Stove. eral atmosphere of the room, our problem would be at once simplified.The fresh, warm air at the top of the room would be kept pure until itdescended to the level of the occupants, when it would perform its officeand pass off through the exhaust registers…
Fireplaces
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