Ключевые слова: acdc, boarding, cables, connection, danger, edison, efficiency, electric, electrical, electricity, electronics, energy, environement, fence, flash, forbidden, grunge, haw, high, hoarding, industrial, industry, installation, light, lines, metal, metallic, object, old, power, powerline, prohibited, protection, protective, rail, ringfence, risk, safety, shock, sign, symbol, technology, transformer, transmission, unauthorised, unauthorized, volt, voltage, warning, wires,