Alert workers and patrons that smoking and open flames will not be allowed in this area.

A large red header with bold black text makes it clear not to smoke or have an open flame in the area.

Post in work areas where smoking and open flames will cause danger.

Traditional OSHA-style signs, tags, and labels are the most widely recognized design format in the industry.

The danger header indicates a hazardous situation that, if not avoided, will result in death or serious injury.