Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 30
Figure A Simple Steam Cooker. DISTILLATION 19 … Figure 10. — Line Drawing of aDouble Boiler. is water in the outer vessel. The temperature never risesabove 100° C. or 212° F. 21. Distillation.—The ques-tion of pure drinking water isof vital importance, especiallyin large cities. Sometimeschlorine is put into the waterto kill the germs. As…
Physics
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