ration, tion and consumption of petroleum, present an idea southeastern California and in Arizona, where the dis- by means of utilizing the height of the solar protuber- of its great value, especially for fuel. Perhaps no in- tance from the nearest coal deposits is so great that ances, attributed… … Now, spectroscopic experiments teach us that the the oil will flow into the engine tank by gravity. The A Turn of the Lever Regulates the Supply. accompanying illustrations show the method em- majority of the simple substances existing upon the Intensity of Combustion 1s indicated by ployed on the…
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