Ключевые слова: background, beaker, biotechnology, blue, care, chemical, chemist, chemistry, closeup, color, discovery, equipment, female, flask, florence, formula, glass, glassware, hands, industry, lab, laboratory, liquid, male, man, medical, medicine, molecule, person, pharmaceutical, pharmacy, pouring, research, science, scientific, scientist, solution, study, table, technology, test, university, woman, worker,