Ключевые слова: 2d, abstract, abstraction, air, atmosphere, bubble, chemical, chemistry, cloud, colorless, composition, element, filled, flat, fog, gas, geometric, he, helium, icon, inert, lowpoly, mesh, model, modeling, monatomic gas, mosaic, noble, nontoxic, odorless, pattern, pictogram, poly, polygon, polygonal, symbol, tasteless, triangle, triangular,