Wool washing and carbonization Wool washing is the first mechanical process that wool undergoes to remove grease and dirt from the wool. Dyeing and Bleaching Most wool dyes are chemically anionic (negatively charged). Carding Roughing carding machines produce a large amount of roving (thin, long, rolled strips) for subsequent spinning through the rolling process. Spinning Rough spinning has two types of spinning, ring spinning and walking spinning. Knitting Roving wool knitting yarns are usually used to produce sweaters on WHOLEGARMENT knitting machines or knitting flat knitting machines. Woven Weaving is the process of interweaving longitudinal warp and weft yarns at right angles to each other on a loom to form a fabric. Finishing Finishing of wool, which includes the removal of processing aids, fabric shaping and optimizing the appearance and feel of the finished product. Sewing Sewing is the process of fitting and sewing together the various parts of the garment. When sewing wool garments, it is important to understand how wool behaves.