Applies to insureds engaged in the business of coating or impregnating fabrics with oils, varnishes, lacquers, plastics or rubber. Contemplates the manufacture of such products as oilcloth, imitation or synthetic leather, laminated cloth products, linoleum, asphalt tile, plastic coated fiberglass and similar products. Refer to code 3372 for electroplating, code 4250 for paper coating, code 4410 for rubber goods mfg. not otherwise classified and code 4470 for wire coating.