Ключевые слова: air, aluminum, analyzing, arrow, blood, bottle, canister, clock, compressed, control, counter, cylinder, device, dial, dive, diver, engineer, equipment, face, fuel, gage, gas, gauge, health, high, icons, illustration, indicate, industrial, industry, instrument, isolated, leisure, life, manometer, measuring, mechanical, medical, metal, metallic, meter, monitor, nautical, needle, nitrogen, o2, object, oil, on white, one, oxygen, pipe, pipeline, power, pressure, pulse, pump, regulator, respiration, respiratory, scale, scuba, second, silver, sphygmomanometer, steel, stethoscope, tank, tap, technical, technology, temperature, test, thermometer, tonometer, tool, underwater, valve,