How much concern is there of long term effects? That’s my main concern, I can handle the discomfort.
I think little concern because exposure is expected to be very short. The long term effects of exposure to particulates have been described for those with long exposure - military burnpits, 9/11 responders and clean ups, citizens of highly polluted cities. The comparison to smoking a pack of cigarettes is a good one. Most smokers who developed cancer or COPD were chronic smokers, but still, you wouldn't let your kids smoke even one