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GCSE Design and Technology · key term
A chemical treatment that reduces later shrinkage, for example by modifying or coating wool's surface scales to limit felting.
Used by Edexcel
Specification 6.8.1 · Paper 1
Revise: Chemical, Physical, Biological and Smart Textile FinishesA chemical shrink-resistant finish modifies or coats these scales so that the fibres are less likely to lock together.
Distinguish fulling from shrink resistance: fulling deliberately felts and shrinks wool during manufacture, whereas a chemical shrink-resistant finish limits later felting and shrinkage.
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