dine was discovered by Courtois, of Paris, and in 1813, Gay Lu ssac made it a special study. It is solid at ordinary temperatures, and assumes crystallized forms in plates of metallic lustre. It is an excellent remedy in "goitre" and such affections. (Symbol I. Atomic weight 127.). FLUORINE is very… … Fig. 363. — Apparatus for obtaining dry chlorine gas. plished by means of hydrofluoric acid, for fluorine has a great affinity for silicic acid, which is contained in glass. The glass is covered with wax, and the design is traced with a needle. The acid attacks the glass and leaves the wax, so the…
Scientific recreations
Internet Archive · University of California Libraries · Public domain (published before 1931). Free to use for anything.
![An illustration from The Telegrapher [microform] (1864)](https://img.insideoutlibrary.com/img/200/ia-telegrapher04nati-268-117.webp)
