GNU Collaborative International Dictionary of English

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Found 2 definitions

1.       
   Fuming, a. Producing fumes, or vapors.
   1913 Webster
   Cadet's fuming liquid (Chem.), alkarsin. -- Fuming liquor of Libavius (Old Chem.), stannic chloride; the chloride of tin, SnCl4, forming a colorless, mobile liquid which fumes in the air. Mixed with water it solidifies to the so-called butter of tin. -- Fuming sulphuric acid. (Chem.) Same as Disulphuric acid, uder Disulphuric.
   1913 Webster
   
         
       

2.       
   Stannic , a. [L. stannum tin: cf. F. stannique.] (Chem.) Of or pertaining to tin; derived from or containing tin; specifically, designating those compounds in which the element has a higher valence as contrasted with stannous compounds.
   1913 Webster
   Stannic acid. (a) A hypothetical substance, Sn(OH)4, analogous to silicic acid, and called also normal stannic acid. (b) Metastannic acid. -- Stannic chloride, a thin, colorless, fuming liquid, SnCl4, used as a mordant in calico printing and dyeing; -- formerly called spirit of tin, or fuming liquor of Libavius. -- Stannic oxide, tin oxide, SnO2, produced artificially as a white amorphous powder, and occurring naturally in the mineral cassiterite. It is used in the manufacture of white enamels, and, under the name of putty powder, for polishing glass, etc.
   1913 Webster