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单词 grey souring
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grey souring
grey souring n. Manufacturing Technology souring (see souring n. 3) carried out before chemicking.
ΘΚΠ
the world > matter > colour > named colours > white or whiteness > whitening > [noun] > bleaching > bleaching process > specific
souring1756
grey souring1843
grey sour1875
white sour1875
madder bleach1891
kiering1922
1843 Penny Mag. July Suppl. 290/2 The process of ‘grey souring’, in which the cloth passes through a machine..containing very dilute sulphuric acid.
1907 S. H. Higgins Dyeing Germany & Amer. 28 The processes of washing, liming, grey souring, ashing, chemicking, souring and washing remain somewhat the same.
1968 Internat. Dyer & Textile Printer 140 523/1 The survey data indicate no damage due to grey souring.
extracted from greygrayadj.n.
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更新时间:2024/9/20 20:27:33