- Electroplating and plating (1)
- Anodizing (plating) of metals or formed products (15)
- Chromium plating of metals or formed products (3)
- Decorative plating and finishing of formed products (4)
- Electroplating of metals or formed products (16)
- Gold plating (2)
- Plating of metals or formed products (18)
- Cleaning, polishing, and finishing (17)
- Buffing for the trade (1)
- Cleaning and descaling metal products (2)
- Coloring and finishing of aluminum or formed products (2)
- Decontaminating and cleaning of missile or satellite parts (1)
- Finishing, metals or formed products (22)
- Polishing, metals or formed products (25)
- Sand blasting of metal parts (8)
