THE PRINCIPLES OF REFRIGERATION By George Richmondt M. E« IF we approach the producing the greatest amount of work subject of refrig- from a given quantity of coal; the cor- eration as abso- … it; at another place we should well by utilising a head of water. Hy- be told that sulphur dioxide draulic analogies seem to assist the at a third, that carbonic acid does it; mind, probably because the notions are and at a fourth, that air does it. does it; so familiar that we see at once the cor-…
Engineering
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