Vaping is potentially under serious threat in San Mateo County, CA. There is a lengthy PDF (linked below) that provides lots of details and insights:

Vapes, vaporizers, vape pens, hookah pens, electronic cigarettes (e-cigarettes or e-cigs), and e-pipes are some of the many terms used to describe electronic nicotine delivery systems (ENDS). ENDS are noncombustible tobacco products.