Ключевые слова: background, chemical, chemistry, cork, equipment, exam, experiment, factor, fluid, glass, glassware, group, health, healthcare, hematology, hospital, human, instrument, isolated, laboratory, lifesaving, liquid, many, medical, medicine, negative, nobody, orange, positive, research, rhesus, rhesusfactor, sample, science, stand, supply, surgery, systems, table, technology, test, testing, testtube, transfuse, transfusion, tube, tubes, white, yellow,