Ключевые слова: appliance, background, breathing, cable, care, clinic, cylinder, equipment, exam, experiment, flowmeter, gas, general, glass, healthcare, hospital, indoors, instrument, intensive, lab, machinery, measurement, medical, medicine, mixer, object, operating, oxygen, passer, preparation, procedure, professional, regulator, respiratory, rotameter, scale, science, service, supplies, surgery, technology, tool, tube, work,