RAUCHARTIKEL MIT AKTIVKOHLE UND NATRIUMHYDROGENCARBONATBEHANDELTEN FASERN UND VERFAHREN ZUR BEHANDLUNG VON HAUPTSTROMRAUCH

摘要

Filters and smoking articles include sodium bicarbonate-treated fibers and activated carbon capable of selectively removing one or more selected constituents from mainstream smoke. Methods for making cigarette filters and cigarettes using the sodium bicarbonate-treated fibers and activated carbon, and methods for treating mainstream smoke comprising the sodium bicarbonate-treated fibers and activated carbon are also provided.