Image rub-off that occurs when a pigment or dye is not adequately fixed in the substrate
The rubbing off of coloring, finishing materials, or residual buffing dust from leather onto other materials that it comes in contact with
The transfer of dye stuff from one fabric to another by friction This problem is usually worse with darker shades Reds are often a problem in this respect This is a dyeing problem and can be dealt with in the dyehouse The red crocks, but the blue does not
The rubbing-off of dye from a fabric Crocking can be the result of lack of penetration of the dyeing agent, the use of incorrect dyes or dyeing procedures, or the lack of proper washing procedures and finishing treatments after the dyeing process
an earthen jar (made of baked clay) nonsense; foolish talk; "that's a crock" soil with or as with crock release color when rubbed, of badly dyed fabric
The loose black particles collected from combustion, as on pots and kettles, or in a chimney; soot; smut; also, coloring matter which rubs off from cloth