Ключевые слова: assistance, background, black, care, chemical, chemistry, cosmetic, drawing, drawn, drop, droplet, dropper, drug, equipment, experiment, eye, eyedropper, fluid, glass, graphic, hand, health, healthy, icon, illustration, instrument, isolated, lab, laboratory, line, liquid, measure, medical, medicine, nose, object, pharmacy, pipette, research, science, scientific, sign, symbol, test, therapy, tool, treatment, tube, white,