Search Results for: Other mineral substances
soil, utilizing knowledge of agriculture, chemistry, meteorology, and engineering principles and applied technologies: conducts chemical and physical laboratory and field tests according to prescribed standards to determine characteristics or composition of solid, liquid, or gaseous materials and substances
, using ph meter, chemicals, autoclaves, centrifuge, spectrophotometer, microscope, analytical instrumentation, and chemical laboratory equipment. ) collects samples of gases from smokestacks, and collects other air samples and meteorological data to assist in evaluation of atmospheric pollutants. )...
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