Ключевые слова: caucasian, chemical, clinic, closeup, doctor, dropper, elements, examine, experiment, female, forensic, gloves, hazard, health, holding, hospital, indoor, instrument, lab, labcoat, laboratory, liquid, machine, machinery, medical, medicine, microorganisms, people, pharmacist, preparation, reactants, research, researcher, researching, result, sample, science, scientist, specialist, sterile, substance, technician, test, testtube, tool, treatment, tubes, woman, workspace,