cleansing, purifying, clarifying, improving, cultivating, civilizing, elevating, perfecting, polishing, honing, sharpening, focusing, subtilizing, making purer, making cleaner, making more precise, making more subtle; see also cleaning.
Soap may be framed and finished in this state, but almost invariably it receives a further treatment called " refining " or " fitting," in which by remelting with water, with or without the subsequent addition of other agents to harden the finished product, the soap may be made to contain from 60 to 70% of water and kept present a firm hard texture.
Sugar refining and shipbuilding are carried on.
The industries are equal in importance to the transit trade, and embrace metalworking, ironfounding and machine building, the manufacture of electric plant, celluloid, automobiles, furniture, cables and chemicals, sugar refining, cigar and tobacco making, and brewing.
The chief industrial establishments are a large ammunition factory and an engine factory; but manufactures of cotton, silk, velvet, pottery and paper, sugar-refining and tanning are also extensively carried on.