42 consulting, testing and analysis services as to coal dust, dust ignition, dust explosion, subterranean and geological strata boring, structures of coal, coke, ores, rock and soil, compaction of coal and coke, weather, fluid flow and gases, radiography infra-red spectroscopy, dust exposure, exposure to gaseous substances, trace elements and temperature measurements; geological survey, estimation, prospecting, and research services; geophysical exploration and consulting services for the mining industry; environmental research, testing, and consulting services; mapping services; providing access to a computer data base in the fields of geology, mining and petrology; consulting services in the field of shaft winding installations; chemical analysis, laboratory, and research services; soil analysis and sampling services; analysis of gas; computer programming services; testing services in the field of ropes, steel wire ropes, protection equipment, lifting belts, fibre ropes and cordage, chemical and metallographic material; testing services in the field of electrical appliances for flame-, gas-, and dust explosion proofness; development of dust measuring devices and dust suppression processes, analyzing dust samples; testing services in the fields of water trough barriers, shot-firing accessories, and explosives; testing services in the field of flowmeters, manometers, thermometers, and gas measuring instruments; testing and calibration of instruments; consulting services in the field of mine rescue