Ключевые слова: analyze, background, beaker, book, bottle, chemical, chemistry, closeup, collection, concept, discovery, education, equipment, examine, experiment, expertise, exploration, find, flask, glass, heap, instrument, knowledge, lab, laboratory, learning, lens, literature, loupe, macro, magnification, magnifier, magnifying, microscope, nobody, optical, paper, research, retort, school, science, scientific, search, stack, test, textbook, tube, white,