In addition to the smell of smoke, activated carbon is very easy to saturate, so the value should be at least 3000 or more, and the best value is more than 10,000, you need to buy and replace the filter frequently
"WHO calls for urgent action to ban flavoured tobacco and nicotine products"
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)
This includes purchases from Australian pharmacies and from overseas
Though it is unapproved, vaping is the most effective single therapy, however the most effective overall therapy is varenicline plus a nicotine patch