42 consulting in the field of molten metal preparation for molten metal machining, namely, consulting in the field of installation of machines and machine tools for treating and processing metals; consulting in the field of molten metal preparation for molten metal welding, namely, consulting in the field of welding; consulting in the field of molten metal preparation for molten metal casting, namely, consulting in the field of metal casting; consulting in the field of molten metal preparation for molten metal heat treating, namely, consulting in the field of metal heat treating services; development and preparation of reports and documentation, namely, publishing and issuing of scientific papers in the fields of metallurgy, materials science, and engineering; Metallurgical services, namely, engineering; consulting in the field of metallurgical engineering; consulting in the field of material science engineering; consulting in the field of casting engineering; consulting in the field of molten metal preparation for molten metal pouring and casting; consulting in the field of processing of cast metals and metal alloys, namely cleaning, heat treating, machining, welding, and testing; consulting in the field of metal testing, namely, testing of materials in the nature of metal; testing of raw materials; product testing; chemical analysis of metals and alloys; mechanical and corrosion testing of materials, namely, metal and metal alloys; non-destructive testing of materials, namely, metals and metal alloys; optical and electron microscopy testing of materials, namely, metals and metal alloys