Ключевые слова: abstract, arrangement, atom, biological, biology, bottle, bundle, cartoon, cell, chemical, chemistry, collection, contour, decor, decoration, decorative, design element, dna, doodles, education, equipment, experiment, fun, hand drawn, icon set, item, lab, laboratory, line art, magnet, medical, medicine, microscope, molecular, molecule, objects, pharmacy, physics, science background, scientific, scientist, sketch, study, substance, symbol, technology, test, tom, tube,