Tob. Reporter, 1998, 125-4, p. 60, ISSN.0361-5693
Cigarette with decreased sidestream smoke
U.S. Patent 5.709.228, assigned to Rothmans, Benson & Hedges Inc., Don Mills, Canada. Significant decreases in sidestream smoke production, approximately 30 percent to 70 percent, are obtained when compared to a tobacco filler rod wrapped in a...