This document discusses common dyeing faults that occur in knit fabrics and their potential causes and remedies. It begins by explaining why dyeing faults can occur due to factors like uneven pretreatment, improper dosing of dyes and chemicals, and fluctuations in temperature. Several specific dyeing faults are then described such as uneven dyeing, batch-to-batch shade variations, patchy effects, and crease marks. Each fault lists possible causes and recommended remedies to prevent reoccurrence. The document concludes by noting the importance of identifying fabric and garment defects for the garment industry.