Ключевые слова: accident, alert, attention, background, banner, barricade, barrier, black, border, caution, construction, cordon, crime, criminal, cross, danger, design, evidence, forbidden, frame, illustration, industrial, investigation, isolated, line, murder, perimeter, policy, protection, restricted, ribbon, risk, safe, safety, scene, security, set, sign, site, stop, strip, stripe, symbol, tape, warning, work, yellow, zone,