Though it doesnt have an automatic mode that increases the fan speed in response to increased particulate matter, its easy enough to bump up the speed manually if you experience smoke or an increase in particulate matter in the air
With smoking neighbors next to our primary tester (yours truly), there are always new air purifiers for homes in play to determine which are most effective at combating secondhand and thirdhand smoke (thats the residual smoke that gets trapped in carpets, curtains, bedding, clothing, and on walls and floors)
and an activated carbon charcoal filter to reduce chemicals and common household odors
The former's untested contents, and possible immediate dangers to health, can make contraband more appealing
Second, enforcement capacity is badly lagging