Calvert, F. (Frederick) Crace', 1819-1873, Stenhouse, John, Groves, Charles Edward, 1841-1920 · Manchester : Palmer & Howe · leaf 116
received this namebecause formerly a mixture of cow dung and water wasused in the process. Now, however, the calico is generally-passed through a weak bath of alkaline silicate or arseniateof soda, mixed with a little chlorate of potash, containedin a trough in which are fixed thirty or forty… … Fig. 2. The objects of this process are, first, to effect the com-plete decomposition of the aluminous and iron subsalts,which are formed by removing the acid which the dessica-tion has not expelled; secondly, to dissolve and take awayfrom the stuff the greater part of the substances whichhave been…
Dyes and dyeing · Calico-printing
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