Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 340
o have exhaust-steam, thoughwe see no puffs of steam, and hear no roaringand puffing exhaust as on a locomotive. Weask where the exhaust escapes and what be-comes of it all. The engineer tells us that the exhaust- I907-] Good-By 3876I 327 steam is led through pipes to the basement be-low. He… … turned with its heat to the boilers. Howmuch better to lose a part of the heat andsave the water, than to throw the steam away,heat, water and all. A locomotive throws itsexhaust-steam away and we call it a non-con-densing engine. These great engines, likethe engine on a steam-ship, use condensers…
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