Ключевые слова: abstract, background, black, blade, blue, bright, christmas, circle, circular, construction, cut, danger, dark, disc, disk, dust, effect, electric, energy, equipment, factory, fire, flash, glitter, glow, gold, grinder, grinding, industrial, industry, iron, isolated, light, machine, magic, manufacturing, metal, night, party, production, red, safety, spark, sparkle, technology, tool, welding, wheel, work, worker,