Manufacture of ammonia, chlorine, bleaching powder, boilers, large steel tanks, large steel vessels, asphalt, brick, tile, glutinous derivatives, lampblack, lime cement, plaster of Paris, oil cloth, linoleum, paint, varnish, turpentine, printing ink, pyroxoline plastic or articles made therefrom, soap, starch, glucose, dextrine products, sulfurous products, nitric acid, hydrochloric acid, tar or tar products, crude rubber products, alcohol or carcinogenic dyes.