Airpura T600 Air PurifierRemove the 4,000 chemicals, tars, and gases found in Tobacco Smoke. The Airpura T600 is the best air cleaner for smokers because specially designed to deal with tobacco smoke. The T600 features a special TarBarrier pre filter combined with an extra deep carbon bed to absorb the 4,000 chemicals and gases found in cigar and cigarette smoke. Tobacco contains harmful chemicals and gases including benzene, toluene, formaldehyde, and at least 60 other