The structure of fibres, yarns and fabrics : being a practical treatise for the use of all persons employed in the manufacture of textile fabrics (1891)
Posselt, E. A. (Emanuel Anthony), 1858-1921 · Philadelphia : E.A. Posselt ; London : S. Low, Marston, Searle & Rivington, Ltd. · leaf 104
97 ance (if examined by means of a microscope) of wool fibres before and after being scoured. Fig. 163 shows fibres before scouring, and Fig. 164 fibres of scoured wool. … It is a mistake to suppose that soft-soap necessarily con- < 0 . % tains more water than hard- soap. The reverse may easily be the case. Soda-soaps are hard, potash-soaps are soft, Fig. 164. Fig. 163. because it is the nature of these materials to make soaps of which they are leading constituents,…
Textile fibers · Textile fabrics
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