The Ventilation and Warming of School BuildingsD. Appleton, 1887 - 173 halaman |
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admitted amount of air anemometer Arnott aspirating chimney atmosphere blade body bottom building carbonic dioxide cause cent CHAPTER CO₂ cold air construction convection cubic feet cubic foot direct radiation draft duct entering the room equal feet of air fire fireplace floor flue formula foul air fresh air friction furnace furnish gases heater height hot air hour humidity inlets latent heat means method necessary Neil Arnott number of cubic outlets overheating oxalic acid partial vacuum pipes plenum movement poisonous pounds of coal pressure principles proper pupils pure air quantity quired radiant heat respiration rise Roeschlaub school-house school-room sensible heat side smoke smoke pipes square feet steam heating stove sufficient supply surface teacher thermal units tilating tion tube utilized valve vanes velocity vis viva vitiated volume walls warm air warming and ventilating weather wind
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