1009.22, smoking is prohibited in buildings and enclosed structures and in common areas (e.g., elevators, hallways, internal stairways, restrooms, conference and meeting rooms, eating and break rooms, etc.) within these types of facilities: Buildings and vehicles used for government business Health facilities (e.g., hospitals, nursing or longterm care facilities) Business establishments (e.g., all retail and wholesale stores, firms, clubs, etc.) Enclosed common areas of multipleunit housing complexes Educational facilities (e.g., schools, museums) Childcare facilities Facilities used for entertainment Convention facilities Restaurants Bars and taverns Homeless shelters and services Nonexempt tobacco shops Outdoor and sidewalk dining areas Waiting lines Sports arenas Farmers Markets Notice: All San Francisco, California business and property owners or managers are required to post a clear and prominent sign at each entrance to the business premises no higher than 8 feet and no lower than 5 feet, and within 10 feet of the door or most appropriate place for visibility from outside, that includes the text specified by the Code

You dont have to worry about producing any smoke, ash, or vapour in your surroundings
Our industry, which was built by former smokers that morphed into small- and mid-sized businesses, has always supported sensible legislation, such as prohibitions on selling to minors, reasonable licensing requirements and child-resistant packaging. The American Academy of Pediatrics issued a statement in October strongly urging states to raise the smoking age to 21 and more heavily regulate e-cigarettes
His use of it adds an aromatic quality to the scent as opposed to BO