A manual of dyeing: for the use of practical dyers, manufacturers, students, and all interested in the art of dyeing (1910)
Knecht, Edmund, 1861-1925, Loewenthal, Richard, Rawson, Christopher · London, C. Griffin · leaf 124
cotton, worsted, and spun silk yarns are frequentlysinged or gassed for the purpose of producing a clean yarn—i.e., a yarnfree from loose fibre on the surface—by passing them at a rapid rate throughgas flames. The singeing of worsted yarns is known as genapping. BLEACHING OF COTTON. 99 Grey… … lie in a heap over-night. The result is that some of the matters soluble inwater are removed : the material becomes thoroughly wetted, and much ofthe starchy matter becomes soluble in consequence of a fermentation which lOO A MANUAL OF DYEING. sets in and which frequently manifests itself through a…
Dyes and dyeing
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