Or possibly after each major event say if a fire gets close enough to be a big deal (rather than simply you know about it from the news). Owen also noted that wildfire smoke is a complex mixture, incorporating both physical smoke particles, which filters trap permanently, and water vapor and volatile organic compounds (gases), which are not trapped (and the latter of which create the smoky scent)
"Electronic Cigarettes
Depending on the level of damage, restoration may be necessary
For more details, check out the article on their blog

Motivations and attitudes Reasons for use Ex-smokers: quitting (24%), stress (17%) Smokers: reduce smoking (17%), enjoyment (15%) Never-smokers: stress (29%), enjoyment (26%) Satisfaction and barriers 63% of ex-smokers who vape find vaping as or more satisfying than smoking Barriers faced by smokers to vaping: fear of substituting one addiction for another (25%), safety concerns (20%) Misperceptions of harm 54% of people believe vaping is as/more harmful than smoking Misperceptions are highest among smokers who have never vaped (61%) and smokers who have stopped vaping (58%) Quitting vaping 19% of those who have tried to quit vaping using a particular method have used smoking as an aid to quit vaping 2.1 Reasons for use Ex-smokers: quitting (24%), stress (17%) Smokers: reduce smoking (17%), enjoyment (15%) Never-smokers: stress (29%), enjoyment (26%) Reasons for vaping Among those who vaped more than once or twice, the four main reasons for vaping are as an aid to quitting smoking (18%), followed by enjoying the experience (16%), to help with stress or mental health (16%) and preventing relapse (12%)
