Methods of reduction of harmful constituents in bidi smoke.
D005374:Filtration / Q000379:methods; D006801:Humans; D009538:Nicotine / Q000032:analysis; D010947:Plants, Toxic; D012906:Smoke / Q000032:analysis*; D013638:Tars / Q000032:analysis; D014026:Nicotiana
D012906:Smoke; D013638:Tars; D009538:Nicotine