This immediately struck with me as in the Franck Olivier Oud Vanille bucket but not as quality
Vaping is prohibited in: Indoor public places Workplaces Vehicles with individuals under 19 present Daycare, dayhome, or pre-school Elementary and secondary schools (including on school grounds or in a parked car on school grounds) Library, art gallery, or museum Health-care facility Cinema or theatre Video arcade, pool halls, billiards room, bingo halls Recreational facilities where the primary activity is physical recreation (e.g., bowling alley, fitness centre, gymnasium, pool, or ice rink) Multi-service centre, community centre or hall, arena, fire hall or church hall Meeting or conference room or hall Public transit Public outdoor spaces such as parks, playgrounds, and sports fields Near doorways, air intakes, and windows of places where smoking and vaping are not allowed Are flavoured vapes legal in Nunavut
OP, the best thing for you would be to tap into a fuse that's powered by ignition only
The ban goes into effect in early 2020, assuming S.F
Department of Health and Human Services, www.cdc.gov/tobacco/basic_information/e-cigarettes/severe-lung-disease.html