black and gold russian cigarettes Sobranie cigarette box live in Antique Tobacciana 1959 Sobranie Black Russian Cigarettes

Pollutant source: three lit cigarettes burned down completely, pushing PM2.5 above 800 g/m and PM1 above 600 g/m roughly the level of a small smoking lounge

Backing away from even a fairly high tax carries its own costs: A study published in the British Medical Journal reported that in the 1990s, when Canada sharply cut its tax out of concern about the black market, it saw both an uptick in teen smoking and a larger-than-expected drop in tax revenue

When I first installed it in a smaller lounge space, I was struck by how evenly the air circulated

The 1960s marked a turning point for the tobacco industry

Q: How often should I change the air purifier filter