Hummel, J. J. (John James), d. 1902 · London : Cassell · leaf 123
ueezingrollers A, B, which are preferably of iron, in order togive a more equal pressure across the whole width of thecloth. Immediately below these rollers is the trough ccontaining the scouring solution. The perforated water-pipe H is used when the pieces are washed in this machineafter scouring.… … Fig. 37.—Woollen Cloth open-width ScouriDg Machine. and other physical properties of cotton and wool, causesuch materials, if simply scoured in the ordinary way,to contract or shrink irregularly over the whole surfaceof the fabric, so that they assume, when dried, a rough.
Dyes and dyeing
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