Ключевые слова: access, area, attention, barricade, barrier, boundary, caution, cop, crime, criminal, cross, csi, danger, detective, dividing, emergency, enforcement, evidence, forbidden, forensic, hazard, homicide, incident, investigate, investigation, isolated, justice, law, limited, line, nobody, plastic, police, prohibit, protect, protection, protective, restrictive, roll, safety, scene, security, sign, tape, tool, warning, white, yellow, zone,