Treatment and processing of ore, namely, heap leaching; treatment and processing of water, soil and waste; refining of base and precious metals; metal casting, tempering and treating; water treatment; waste treatment; metal treatment services; metallurgical processing services, namely, treatment of metal ores by means of commutation, classification and heap leaching; fuel and biofuel production services; recycling and upcycling of waste and recyclable material, namely, sorting service of wast...