(n.) The art or process of assaying or reducing ores by means of liquid reagents.
Example Sentences:
Metallurgy
Definition:
(n.) The art of working metals, comprehending the whole process of separating them from other matters in the ore, smelting, refining, and parting them; sometimes, in a narrower sense, only the process of extracting metals from their ores.
Example Sentences:
(1) In 1984 the press-fit condylar knee was first introduced and was intended to provide a condylar knee system primarily for posterior cruciate retention that addressed refinements in metallurgy, prosthetic geometry and sizing, cementless fixation, inventory management, and instrumentation.
(2) Thirteen of the 25 revisions required in the early series were due to stem fracture, a complication rarely seen now with improved stem design and superalloy metallurgy.
(3) The authors examined a group of pregnant women employed in metallurgy and in a control group.
(4) The physical and mechanical properties of samples of a nickel-base alloy fabricated by powder metallurgy were determined.
(5) It can also be used for many other applications, for example, in metallurgy, petrography and geostrategy.
(6) in length), having either conventional smooth surfaces (control) or porous surfaces (20 to 50 micron particle size) produced by powder metallurgy techniques, were positioned in the right atrial a-pendage.
(7) An economic evaluation is made on temporary disability because of disease of trauma, for a three-year period in one shop of technological plant for nonferrous metallurgy.
(8) Archaeological and anthropological studies of early developments in writing, music and metallurgy by ancient Peruvians and Persian peoples should be combined with PET-scan studies of their descendants to discover if, as preliminary archaeological data suggest, the two ancient populations differed on a genetic basis in higher brain functions, yet are indistinguishable as metallurgical engineers.
(9) Subjects ranged from maths to metallurgy and modern languages.
(10) Metallurgical occupational hazards harm the health status in workers engaged into heat-treating metallurgy, induce the gastrointestinal disorders, which are demonstrated by the elevated transitory disablement.
(11) Basing on complex physiological and hygienic studies, the contributors propose an assessment of the work load of those engaged in the major professions in copper and nickel metallurgy.
(12) She grew up in Norilsk, a Siberian mining and metallurgy city that was once the centre of the Norillag gulag and one of the 10 most polluted places on earth.
(13) Transitory disablement in 5886 workers engaged for the whole year into heat treating metallurgy was compared during 5 years (1981-1985) with that in 291 workers engaged into repairing mechanical occupations so as to reveal metallurgical occupational factors influencing on gastrointestinal morbidity.
(14) Aluminium metal high-disperse dust presents a major health-affecting factor in aluminium powder metallurgy.
(15) In order to accurately evaluate copper exposure at working places where copper fume may arise (Metallurgy Department) it is necessary to determine Cu concentrations in respirable dust.
(16) These are as follows: ferrous metallurgy (5.21), metals producing industry (4.88), textile industry (4.83), chemical industry (4.63) and rubber processing industry (4.73).
(17) The origins of metallurgy stretch back nearly 4,000 years in South America.
(18) Working environment has been evaluated in two copper metallurgy plants by analysis of Cu and other metals (Pb, Cd, Zn) concentrations.
(19) Incidence of multiple myeloma was significantly increased for a number of occupational groups such as farmers, smelter and metallurgy workers, and miners-quarrymen-rock blasters.
(20) The attention is directed to regions with national industrial branches, most intensively polluting the atmospheric air (metallurgy, chemistry, petroleum-chemistry, cellulose-paper industry) and such, where the air pollution is related first of all to transport across the border-line.