the knife. the red part of the spectrum. These lines are found for the most part in the red por- ——__——————@«+ 2 ____- ce Se So FLUORINE. tion comprised between the second line of MURPHY’S MITERING MACHINE, potassium and the line of lithium, that is to We have already given an account of some… … fluorine in large quan- difficulty at a high tem- tity. perature; and, while chlor- After his preliminary ex- ine is incapable of directly periments, Mr. Moissan combining with carbon, took the density of fluor- fluorine is capable of unit- ine. In order to obtain ing with it and forming a this gas…
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