Ключевые слова: architecture, background, blue, builder, cap, colorful, concept, construction, construction equipment, construction worker, contrast, employee, engineer, engineering, equipment, generic, hard hat, hardhat, head, headgear, headwear, helmet, home, improvement, industrial, industry, isolated, job, lifestyle, maintenance, nobody, object, occupation, plastic, professional, profile, protect, protection, protective, red, reflection, safe, safety, still, studio, tool, visitor, white, work, yellow background,