Ключевые слова: african, african american, american, analysis, biological, biology, black, book, chemist, chemistry, clinic, clipboard, concentrate, concentration, doctor, experiment, female, flask, health care, hospital, indoor, lab, laboratory, laptop, medical, medicine, microscope, notebook, pen, person, pharmacy, profession, professional, relaxed, research, room, sample, science, scientist, serious, specialist, study, technology, test, tube, woman, working, write, writing, young adult,