metal casting; textile finishing in the nature of applying finishes to textiles; burning pottery in the nature of pottery firing; clothing making in the nature of custom tailoring; carving in the nature of woodworking; woodworking; dental technician services; rental of electric power, hydroelectric, wind-power electricity generators; chemical reagent processing and handling in the nature of chemical distillation services; artwork framing; material handling information, namely, providing information relating to material treatment; paper handling in the nature of paper finishing, paper treating; optical glass grinding; air purification; water treatment; ultralow temperature freezing service in the field of life science, namely, freezing of bacteria, viruses for others; rental of heating boilers; medicinal materials processing in the nature of processing of medicinal plants
Treatment of Materials