- Electroplating and plating (2)
- Anodizing (plating) of metals or formed products (3)
- Chromium plating of metals or formed products (7)
- Electrolizing steel (1)
- Electroplating of metals or formed products (6)
- Gold plating (1)
- Plating of metals or formed products (11)
- Cleaning, polishing, and finishing (4)
- Cleaning and descaling metal products (2)
- Finishing, metals or formed products (9)
- Polishing, metals or formed products (2)
- Sand blasting of metal parts (1)
- Tumbling (cleaning and polishing) of machine parts (1)
