Ключевые слова: activity, backgrounds, block, brick, bricklayer, builder, building, cobblestone, concrete, construction, construction site, construction worker, correct ppe, equipment, flat, flooring, footpath, front, hammer, hand, hand protection, hiviz, home, human, improvement, machine, mallet, manual, mason, material, men, patio, paved, paver, pedestrian, protective, road, rubber, safety gloves, sand, sidewalk, skill, spirit level, stone, tool, walkway, work, worker, workwear, yard,