Ключевые слова: biochemistry, biology, blue, chemical, chemistry, clean, collection, colorful, colors, comparison, concentration, connection, consequence, difference, differentiate, discriminate, equipment, exam, experiment, flask, glass, glassware, holder, indicator, isolated, lab, laboratory, liquid, nobody, rack, rainbow, red, research, row, sample, science, scientific, shot, solution, strength, studio, study, test, transparent, tray, tube, tubes, virus, white, yellow,