Abstract: An aerosol-generating article is provided, including an aerosol-generating substrate including homogenised plant material formed of particulate plant material, the particulate plant material including between 10 percent and 40 percent by weight clove particles and between 60 percent and 90 percent by weight tobacco particles, based on dry weight of the particulate plant material, and the homogenised plant material further including an aerosol former and a binder. An aerosol-generating system is also provided, including an aerosol-generating device including a heating element; and the aerosol-generating article. A method is also provided for making one or more sheets of the homogenised plant material of aerosol-generating substrate of the aerosol-generating article.

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: There is described herein a method of reducing the amount of at least matrix-bound NNK in tobacco material comprising the steps of: (a) providing tobacco material comprising at least matrix-bound NNK; (b) optionally measuring the level of at least matrix-bound NNK in the tobacco material; (c) heating the tobacco material for at least about 30 seconds to a temperature of greater than about 110 degrees Celsius in the presence of a liquid or steam to release at least a portion of the matrix-bound NNK from the insoluble tobacco matrix of the tobacco material; (d) optionally measuring the level of at least matrix-bound NNK in the tobacco material following step (c); (e) optionally comparing the levels of matrix-bound NNK obtained in steps (b) and (d); and (f) identifying tobacco material in which at least matrix-bound NNK has been removed from the tobacco material.

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 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: 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: 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: 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: 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: 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: A wrapper for a heat-not-burn article including an aerosol-forming tobacco substrate is provided, the wrapper including a sulphide scavenger compound, the sulphide scavenger compound being a metal salt, the metal salt being a carbonate, chloride, sulphate, hydroxide, nitrate, malate, acetate, citrate, or bromide, and the sulphide scavenger compound being based on a transition metal.

Abstract: An aerosol-generating article is provided including: an aerosol-generating substrate including a homogenised plant material including clove particles, an aerosol former, and a binder, the aerosol-generating substrate further including: at least 125 micrograms of eugenol per gram of the aerosol-generating substrate, on a dry weight basis, at least 125 micrograms of eugenol-acetate per gram of the aerosol-generating substrate, on a dry weight basis, and at least 1 microgram of beta-caryophyllene per gram of the aerosol-generating substrate, on a dry weight basis. An aerosol-generating system including an aerosol-generating device including a heating element; and the aerosol-generating article is also provided. An aerosol produced upon heating of the aerosol-generating substrate, and a method of making the aerosol-generating substrate are also provided.

Abstract: An aerosol-generating article is provided, including an aerosol-generating substrate including homogenised plant material formed of particulate plant material, the particulate plant material including between 10 percent and 40 percent by weight clove particles and between 60 percent and 90 percent by weight tobacco particles, based on dry weight of the particulate plant material, and the homogenised plant material further including an aerosol former and a binder. An aerosol-generating system is also provided, including an aerosol-generating device including a heating element; and the aerosol-generating article. A method is also provided for making one or more sheets of the homogenised plant material of aerosol-generating substrate of the aerosol-generating article.

Abstract: A wrapper for a heat-not-burn article including an aerosol-forming tobacco substrate is provided, the wrapper including a sulphide scavenger compound, the sulphide scavenger compound being a metal salt, the metal salt being a carbonate, chloride, sulphate, hydroxide, nitrate, malate, acetate, citrate, or bromide, and the sulphide scavenger compound being based on a transition metal.

Abstract: There is described herein a method of reducing the amount of at least matrix-bound NNK in tobacco material comprising the steps of: (a) providing tobacco material comprising at least matrix-bound NNK; (b) optionally measuring the level of at least matrix-bound NNK in the tobacco material; (c) heating the tobacco material for at least about 30 seconds to a temperature of greater than about 110 degrees Celsius in the presence of a liquid or steam to release at least a portion of the matrix-bound NNK from the insoluble tobacco matrix of the tobacco material; (d) optionally measuring the level of at least matrix-bound NNK in the tobacco material following step (c); (e) optionally comparing the levels of matrix-bound NNK obtained in steps (b) and (d); and (f) identifying tobacco material in which at least matrix-bound NNK has been removed from the tobacco material.