Is it ok to vape in a hotel room? I've vaped in lots of hotel rooms but one of my friends this morning mentioned that I "probably shouldn't do it" so it's Will Vaping Set Off Hotel Smoke Alarms? What's in vapes? Toxins, heavy metals, maybe radioactive polonium How Hotels Detect Smoking: From Traditional Methods to Detection Technology Evidence update on the cancer risk of vaping e cigarettes: A systematic review While vaping is not risk free, it is less harmful than tobacco Our World in Data