Ключевые слова: background, bar, book, cure, cut, element, enamel, glass, glitter, gold, golden, gray, green, heap, heavy, illustration, industrial, industry, investment, iron, isolated, macro, metal, metallic, mineral, money, nature, nugget, object, pattern, piece, precious, product, raw, shiny, silver, singles, solder, soldering, surface, technology, tin, treasure, value, white, wire, yellow,