whereas the fibres of the cotton,placed into this fluid, extract all thecolouring matter from the water, andbecome hterally filled with it. Thus, ifwe take a vessel filled with water,having in it carthamus rendered in-soluble by an acid, and suspend askein of cotton in it for a few hours,the cotton… … 352 SAFFLOWER OR CARTHAMUS. fluid through the fibre or tubes of the cotton, which, indeed,is true, more or less, of any solid substance so finely dividedas the carthamus, and diffused in water along with fibres ofcotton. In the case of precipitates, the more dense they arethe smaller is the…
Dyes and dyeing
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