摘要 |
A device for and a method form a barrier comprised of a distributed zone of fluid in a filter of a smoking article. The device includes a container for a fluid which forms a wet impact barrier when inserted into the smoking article, and a delivery feature communicating between the container and an outlet of the delivery feature, for transfer of the fluid to filter of the smoking article. The delivery feature is formed by a tube of significantly lesser diameter than the diameter of the smoking article. The combination of container and delivery feature provides for placement of a defined quantity of fluid at a predetermined location within the smoking article, such as by injection through a side wall of the filter in the vicinity of the filter/tobacco boundary. |