Abstract: A cigarette is comprised of a tobacco portion having an adequate amount of tobacco and a cigarette paper enrolling the tobacco, a filter portion having an adequate amount of filter and a wrapping paper enrolling the filter, the filter portion being connected with the tobacco portion end by end, and a fire-extinguishing unit embedded into the filter portion and having a fire-extinguishing liquid, which is ejectable to extinguish the ash fire of the cigarette while the tobacco portion is squeezed by an external force.

Abstract: A double-sided adhesive tape dispenser. The dispenser includes a main frame for mounting a rotatable adhesive tape roll thereon, a guide roller rotatably mounted on the main frame, and a driven roller rotatably mounted on the main frame. The driven roller is parallel to the guide roller and has an outer surface contacting an outer surface of the guide roller such that the driven roller is driven to roll by the guide roller.

Abstract: A double-sided adhesive tape dispenser includes of a main frame for mounting a rotatable adhesive tape roll thereon, a guide roller rotatably mounted on the main frame, and a driven roller rotatably mounted on the main frame. The driven roller is parallel to the guide roller and has an outer surface contacting an outer surface of the guide roller such that the driven roller is driven to roll by the guide roller.