The purpose is to define woven-fabric defects, i.e. those characteristics that have been unintentionally introduced into the fabric. The presence of one or other of these characteristics in a fabric does not automatically imply that the fabric is sub-standard. Divided in general defects, yarn defects in a woven fabric, defects in the weft direction, defects in the warp direction, defects due to, or apparent after, dyeing,printing or finishing, defects of, or associated with, the selvedges.