No Smoking Sign - Universal Prohibition Symbol for Smoke-Free Zones #3821587 (License: Personal Use)

This black-and-white vector icon depicts a stylized cigarette emitting two curved smoke plumes, intersected by a thick diagonal line to denote prohibition. Widely recognized globally, it conveys an immediate visual warning against smoking in designated areas. The design prioritizes clarity, high contrast, and scalability for signage, digital interfaces, and regulatory documentation.

Used on signage in airports, hospitals, schools, restaurants, and public transport to enforce smoke-free policies; also appears in digital UX for app warnings or policy pages. Matches user intent for understanding health regulations, compliance requirements, or designing accessible environments.