Abstract: A shisha device comprises a cooling element (13) disposed along an airflow channel to cool an aerosol. The cooling element unit utilizes active cooling and may additionally utilize passive cooling. The cooling element may comprise a conduit (21) comprising a thermally conductive material. The cooling element may be integrally formed with an accelerating element (14) disposed along the airflow channel. Cooling may occur before or during acceleration of the aerosol by the accelerating element. The cooling may contribute to the condensation in the aerosol.

Abstract: An aerosol-generating article is provided, including an aerosol-generating substrate, the aerosol-generating substrate formed of a homogenised plant material, including: between 1 percent by weight and 65 percent by weight of non-tobacco plant particles, on a dry weight basis; between 15 percent by weight and 55 percent by weight of aerosol former, on a dry weight basis; between 5 percent by weight and 10 percent by weight of cellulose ether, on a dry weight basis; and between 5 percent by weight and 50 percent by weight of additional cellulose, on a dry weight basis, in which the additional cellulose is in a form of isolated cellulose and is not derived from the non-tobacco plant particles, and in which a ratio of additional cellulose to cellulose ether in the homogenised plant material is at least 2.

Abstract: A heatable aerosol-generating article is provided, including: an aerosol-generating substrate, including a homogenised chamomile material, the homogenised chamomile material including at least 2.5 percent by weight of chamomile particles on a dry weight basis, an aerosol former, and a binder, at least 20 micrograms of bisabolol oxide A per gram of the aerosol-generating substrate, on a dry weight basis, at least 100 micrograms of tonghaosu isomers per gram of the aerosol-generating substrate, on a dry weight basis, and at least 15 micrograms of alpha-bisabolol per gram of the aerosol-generating substrate, on a dry weight basis; and at least one hollow tube immediately downstream of the aerosol-generating substrate. An aerosol-generating system, including an aerosol-generating device including a heating element, and a heatable aerosol-generating article, is also provided.

Abstract: A heatable aerosol-generating article is provided, including: an aerosol-generating substrate including a homogenised thyme material including at least 2.5 percent by weight of thyme particles on a dry weight basis, an aerosol former, and a binder, at least 400 micrograms of ursolic acid per gram of the aerosol-generating substrate, on a dry weight basis, and at least 150 micrograms of thymol per gram of the aerosol-generating substrate, on a dry weight basis, in which an amount of ursolic acid per gram of the aerosol-generating substrate is at least 2 times an amount of thymol per gram of the aerosol-generating substrate; and at least one hollow tube immediately downstream of the aerosol-generating substrate. An aerosol-generating system, including an aerosol-generating device including a heating element, and the heated aerosol-generating article, is also provided.

Abstract: An aerosol-generating article is provided, including: an aerosol-generating substrate including a homogenised dill seed material including dill seed particles, an aerosol former, and a binder, at least 100 micrograms of carvone per gram of the aerosol-generating substrate, on a dry weight basis, and at least 2 micrograms of limonene per gram of the aerosol-generating substrate, on a dry weight basis, in which an amount of carvone per gram of the aerosol-generating substrate is no more than 50 times an amount of limonene per gram of the aerosol-generating substrate. An aerosol-generating substrate, an aerosol, an and a method of making an aerosol-generating substrate, are also provided.

Abstract: An aerosol-generating article including an aerosol-generating substrate is provided, the aerosol-generating substrate formed of a homogenised rosemary material including between 1 percent by weight and 25 percent by weight rosemary particles, between 5 percent and 30 percent by weight of an aerosol former, and between 1 percent by weight and 10 percent by weight of binder, on a dry weight basis. An aerosol-generating substrate, an aerosol-generating system, and an aerosol produced upon heating of an aerosol-generating substrate, are also provided.

Abstract: A rod is provided, formed from a first sheet including a tobacco material and a second sheet including a non-tobacco flavourant, the first and second sheets being gathered together and circumscribed by a wrapper. The rod may be used as a component part of an aerosol-generating article.

Abstract: A method of reducing the amount of matrix-bound NNK in cured tobacco plant material is provided comprising reducing the amount of lignin in the cured tobacco plant material. A further method of reducing the formation of matrix-bound NNK during the curing of tobacco plant material is described comprising reducing the amount of lignin therein prior to curing.

Abstract: An aerosol-generating article is provided, including: an aerosol-generating substrate including a homogenised ginger material including ginger particles, an aerosol former, and a binder; at least 10 micrograms of [6]-gingerol per gram of the substrate, on a dry weight basis; at least 90 micrograms of [10]-gingerol per gram of the substrate, on a dry weight basis; at least 70 micrograms of [10]-shogaol per gram of the substrate, on a dry weight basis; at least 30 micrograms of [8]-shogaol per gram of the substrate, on a dry weight basis; and at least 80 micrograms of [6]-shogaol per gram of the substrate, on a dry weight basis. An aerosol-generating substrate, an aerosol-generating system, and an aerosol produced upon heating of an aerosol-generating substrate, are also provided.

Abstract: A carbonated liquid nicotine formulation for an aerosol-generating system is provided, the carbonated liquid nicotine formulation including: at least one of water and one or more water-miscible solvents, the carbonated liquid formulation having an ethanol content of less than 1 percent by weight, a nicotine content of greater than or equal to 0.25 percent by weight, and a carbon dioxide content of greater than or equal to 0.5 percent by weight. A cartridge for an aerosol-generating system, and an aerosol-generating system, are also provided.

Abstract: A cartridge for an aerosol-generating system is provided, the cartridge containing: a first liquid formulation including at least one of water and one or more water-miscible solvents; and a second liquid formulation including one or more water-immiscible solvents having a water solubility at 20° C. of less than or equal to about 100 mg/ml, in which at least one of the first liquid formulation and the second liquid formulation comprises nicotine. An aerosol-generating system is also provided, including the cartridge; and an aerosol-generating device including one or more atomizers configured to generate an aerosol from the first liquid formulation and the second liquid formulation contained in the cartridge.

Abstract: An aerosol-generating device is provided, including: a first storage portion; a first liquid aerosol-forming substrate contained within the first storage portion; an electrospray device to generate a first aerosol from the first liquid aerosol-forming substrate, the electrospray device including a nozzle to receive the first liquid aerosol-forming substrate from the first storage portion, and a voltage circuit including a circuit ground, the voltage circuit to apply a voltage difference between the first liquid aerosol-forming substrate and the circuit ground; a second storage portion; a second liquid aerosol-forming substrate contained within the second storage portion; a heater to heat second liquid aerosol-forming substrate from the second storage portion; and a mixing chamber in fluid communication with the nozzle and the heater, the heater being downstream of the nozzle. A method of generating a mixed aerosol by the aerosol-generating device is also provided.

Abstract: An aerosol-generating article is provided, including an aerosol-generating substrate including: a homogenised plant material including at least 2.5 percent by weight of eucalyptus particles on a dry weight basis, an aerosol former, a binder, at least 0.04 mg of eucalyptol per gram of the substrate, on a dry weight basis, at least 0.2 mg of eucalyptin per gram of the substrate, on a dry weight basis, and at least 0.2 mg of 8-desmethyleucalyptin per gram of the substrate, on a dry weight basis. An aerosol-generating substrate, an aerosol-generating system, an aerosol produced upon heating of an aerosol-generating substrate, and a method of making an aerosol-generating substrate, are also provided.

Abstract: A liquid nicotine formulation for an aerosol-generating system is provided, the liquid nicotine formulation including: glycerine and having a viscosity at 20° C. of less than or equal to about 20 mPa·s, wherein the liquid nicotine formulation being a substantially uncaffeinated liquid nicotine formulation, and the liquid nicotine formulation having a glycerine content of greater than or equal to about 6 percent by weight. A cartridge for an aerosol-generating system, and an aerosol-generating system, are also provided.

Abstract: A liquid nicotine formulation for an aerosol-generating system is provided, the liquid nicotine formulation including: one or more water-miscible solvents; one or more water-immiscible solvents having a water solubility at 20° C. of less than or equal to about 100 mg/ml; and one or more water-soluble organic acids, the liquid nicotine formulation having a water-immiscible solvent content of greater than or equal to about 2 percent by weight. A cartridge for an aerosol-generating system, and an aerosol-generating system, are also provided.

Abstract: A liquid nicotine formulation for an aerosol-generating system is provided, the liquid nicotine formulation including: water; and one or more partially water-soluble, water-immiscible solvents having a water solubility at 20° C. of between about 20 mg/ml and about 100 mg/ml, the liquid nicotine formulation having a water content of greater than or equal to about 5 percent by weight and a partially water-soluble, water-immiscible solvent content of between about 2 percent by weight and about 30 percent by weight. A cartridge for an aerosol-generating system, and an aerosol-generating system, are also provided.

Abstract: A liquid nicotine formulation for an aerosol-generating system is provided, the liquid nicotine formulation including: water and one or more water-miscible solvents, the liquid nicotine formulation having a water content of greater than or equal to about 30 percent by weight and a water-miscible solvent content of greater than or equal to about 10 percent by weight, a ratio of the weight percent water content to a weight percent water-miscible solvent content of the liquid nicotine formulation being greater than or equal to about 1, the liquid nicotine formulation having a glycerine content of greater than or equal to about 6 percent by weight, and the liquid nicotine formulation having at least one of: a water content of greater than or equal to about 45 percent by weight, and a combined water and water-miscible solvent content of greater than or equal to about 70 percent by weight.

Abstract: A liquid nicotine formulation for an aerosol-generating system is provided, the liquid nicotine formulation including: at least one of water and one or more water-miscible solvents; one or more partially water-soluble, water-immiscible solvents having a water solubility at 20° C. of between about 20 mg/ml and about 100 mg/ml; and one or more water insoluble, water-immiscible solvents having a water solubility at 20° C. of less than or equal to about 5 mg/ml, the liquid nicotine formulation having a water-insoluble, water-immiscible solvent content of greater than or equal to about 2 percent by weight. A cartridge containing the liquid nicotine formulation, and an aerosol-generating system, are also provided.

Abstract: There is provided a machine for producing an aerosol-forming composition for an aerosol-generating system, the machine including a plurality of reservoirs configured to contain components of an aerosol-forming composition; a mixing mechanism in communication with the plurality of reservoirs; a controller connected to, and configured to control, the mixing mechanism; a user interface connected to the controller for a user to operate the machine, the mixing mechanism being configured to mix selective quantities of components from the plurality of reservoirs according to specified ratios to create an aerosol-forming composition; a testing mechanism including a heater assembly configured to vaporize a test sample to form an aerosol, and at least one outlet configured to deliver the aerosol to the user; and a transfer mechanism configured to deliver the test sample to the testing mechanism. There is also provided a machine and process for producing and delivering the test sample.

Abstract: A shisha device comprises a cooling element (13) disposed along an airflow channel to cool an aerosol. The cooling re) element unit utilizes active cooling and may additionally utilize passive cooling. The cooling element may comprise a conduit (21) comprising a thermally conductive material. The cooling element may be integrally formed with an accelerating element (14) disposed along the airflow channel. Cooling may occur before or during acceleration of the aerosol by the accelerating element. The cooling may contribute to the condensation in the aerosol.