Major Group 10: Metal Mining . Occupational Safety and Health .
. Portuguese, Punjabi, Romanian, Russian, Samoan, Scots Gaelic, Serbian, Sesotho . This major group also includes all ore dressing and beneficiating operations, . These include mills which crush, grind, wash, dry, sinter, calcine, or leach ore, or perform gravity separation or . Industry Group 104: Gold And Silver Ores.Live Chat