40 Treatment, separation, and refinery of brines and other lithium and metal-containing materials with direct lithium extraction technologies; Treatment of materials for the manufacture of lithium; Mechanical, thermal, and chemical treatment of feedstocks with direct lithium extraction technologies; Mechanical, thermal, and chemical treatment of brines and other materials containing alkali metals, alkaline earth metals, transition metals, and other metals; Lithium production services from natural resources; Providing technical information in the field of mineral and lithium and other metals and constituents of value processing; mineral processing services, namely, refining of alkali metals, alkaline earth metals, transition metals, other metals, and materials containing these metals and compounds of these metals; material processing, namely, obtaining of lithium and other metals and constituents of value containing mineral ores and brines by way of extractive metallurgical and hydrometallurgical processing; consultancy and technical consulting in the field of mineral and lithium and other metals and constituents of value processing; providing information in the field of mineral and lithium and other metals and constituents of value processing; beneficiating of minerals, namely, processing of minerals and separating of minerals; treatment of materials for others, namely, processing lithium and other metals and constituents of value from mineral containing ores and brines; mineral processing and recovery services relating to metals, namely, lithium and other metals and constituents of value; processing of lithium and other metals and constituents of value containing mineral ores and mineral concentrates by way of milling, extractive metallurgical, and hydrometallurgical processes