cigarette price tracker Figure 14.4, Annual retail tobacco index and per capita (18+) consumption—United States 1900–2012 - The Health Consequences of Smoking—50 Years of Progress Cigarettes Aren't Cheap Anywhere 🚬

Theres even organically grown tobacco these days and they probably have less Polonium-210, but the tobacco plants are still collecting naturally occuring Po-21 and Radium and other chemicals as well

Model C-600 C-700 Airflow (CFM) Up to 560 CFM Up to 635 CFM Room Coverage (8 ft ceilings) Up to 2,000 sq ft Up to 2,500 sq ft Filter Stages 3-Stage (Pre-filter, 26 lb Carbon, HEPA-Barrier) Carbon Weight 26 lbs Activated Carbon Dimensions (H W D) 23" 15" 15" Weight 49 lbs Noise Level 28.1 63 dB Housing Powder-coated steel (White, Black, Cream) Owner's Manual

Designer was from belgium

The real test will come in the next phase of Langlebens experiments