No Smoking Sign - Universal Prohibition Symbol for Smoke-Free Zones #2216776 (License: Personal Use)

This standardized no smoking symbol features a black cigarette emitting smoke, overlaid with a bold red circle and diagonal slash-indicating prohibition. Designed for high visibility and instant recognition, it complies with international safety signage conventions (e.g., ISO 7010). The clean vector style ensures legibility at various sizes and distances.

Commonly displayed in airports, hospitals, restaurants, workplaces, and public transport to communicate smoking bans; used in regulatory compliance, health campaigns, and facility signage to support smoke-free environments and user safety.