Ключевые слова: accident, alarm, alert, and, attention, barrier, boundary, car, caution, construction, danger, destruction, emergency, equipment, fighter, fire, firefighter, fireman, hazard, heat, highway, isolated, marker, orange, person, plastic, protection, protective, putting, pylon, rescue, road, safe, safety, security, service, sign, single, stop, street, stripe, symbol, traffic, traffic cone, transport, transportation, warning, white, with e, work,