42 Engineering services in the field of lithium brine exploration, lithium production and operation of brinefield extraction plants; computer-aided engineering design and testing services relating to lithium brine exploration, lithium production and operation of brinefield extraction plants including design of surface extraction and processing systems for the production of lithium and by-products from subsurface brine; surveying services, namely, geophysical survey services relating to lithium brine exploration, lithium production and operation of brinefield extraction plants; geological and land survey services; services in testing and evaluation of brinefields, namely, obtaining, measuring and analysing geophysical data for lithium brine exploration, lithium production and operation of brinefield extraction plants in the nature of geophysical exploration for the mining industry; providing quality assurance services in the fields of lithium brine exploration, lithium production, and operation of brinefield extraction plants, namely, monitoring drills and mining equipment for quality assurance including logging services for electrical resistivity and specifically induction logging, radioactivity logging, acoustic logging, seismic logging, caliper logging, temperature logging, nuclear magnetic resonance logging, production logging, and combinations of the foregoing relating to lithium brine exploration, lithium production and operation of brinefield extraction plants; analysis of industrial fluids in the nature of formation testing and industrial analysis services relating to lithium brine exploration, lithium production and operation of brinefield extraction plants; surveying, namely, direction and deviation survey services relating to lithium brine exploration, lithium production and operation of brinefield extraction plants; technological and scientific services rendered in connection with mining and drilling offshore and on land including in relation to brinefields, namely, providing technology information relating to lithium brine exploration, lithium production and operation of brinefield extraction plants, providing scientific research and development services relating to relating to lithium brine exploration, lithium production and operation of brinefield extraction plants; maintaining and updating software related to all the foregoing