Ключевые слова: accuracy, accurate, alignment, angle, back, background, balance, bubble, building, center, connections, construction, control, equality, equilibrium, equipment, factory, flat, helmet, horizontal, industrial equipment, industry, instrument, level, line, liquid, measure, measurement, one, orange, overalls, pipes, place for text, precise, precision, process, purification system, rack, ruler, sewage treatment, shop, spirit, straight, tool, tshirt, water, work, workflow, yellow, young,