The present disclosure provides a method of preparing whitened tobacco composition including chemically pulping a tobacco material to form a tobacco pulp, extracting the tobacco pulp with an extraction solution, treating the tobacco pulp with a solution comprising an oxidizing agent for a time and at a temperature sufficient to lighten the color of the tobacco pulp to give a whitened tobacco pulp, and drying the whitened tobacco pulp to provide the whitened tobacco composition. Alternative bleaching processes and treatment methods effective for preparing whitened tobacco compositions are also provided herein.

Exemplary embodiments contained herein relate to smokeless products containing one or more non-tobacco plant materials and methods of manufacture thereof. Exemplary embodiments are related to the method of manufacture of various chew products containing non-tobacco ingredients including plant material and a starch, a sweetener, natural and artificial flavors, a pH adjuster, solvent, salt, and nicotine and methods of manufacture thereof.

Exemplary embodiments contained herein relate to smokeless products containing one or more non-tobacco plant materials and methods of manufacture thereof. Exemplary embodiments are related to the method of manufacture of various chew products containing non-tobacco ingredients including plant material and a starch, a sweetener, natural and artificial flavors, a pH adjuster, solvent, salt, and nicotine and methods of manufacture thereof.

Disclosed herein is an inhalable composition, suitable for use in an electronic cigarette device, comprising at least 1 g/L of nicotine and at least 2 g/L of carbon dioxide dissolved or dispersed in a solvent comprising glycerol and water, wherein the molar ratio of carbon dioxide to nicotine is at least 0.1:1;

wherein glycerol is present in an amount of at least 40% by weight, based on the total weight of the inhalable composition;

wherein water is present in an amount of 1-20% by weight, based on the total weight of the inhalable composition; and

wherein propylene glycol, when present, is present in an amount of no more than 10% by weight, based on the total weight of the inhalable composition.

Disclosed herein is an inhalable composition, suitable for use in an electronic cigarette device, comprising at least 1 g/L of nicotine and at least 2 g/L of carbon dioxide dissolved or dispersed in a solvent comprising glycerol and water, wherein the molar ratio of carbon dioxide to nicotine is at least 0.1:1;

wherein glycerol is present in an amount of at least 40% by weight, based on the total weight of the inhalable composition;

wherein water is present in an amount of 1-20% by weight, based on the total weight of the inhalable composition; and

wherein propylene glycol, when present, is present in an amount of no more than 10% by weight, based on the total weight of the inhalable composition.

A smokeless oral tobacco product is provided comprising an insoluble foamed material. The insoluble foamed material is formed by combining a foaming agent, an agent capable of forming chemical cross-linkages and a cross-linking agent. A method of producing a smokeless oral tobacco product comprising an insoluble foamed material is also provided.

A smokeless oral tobacco product is provided comprising an insoluble foamed material. The insoluble foamed material is formed by combining a foaming agent, an agent capable of forming chemical cross-linkages and a cross-linking agent. A method of producing a smokeless oral tobacco product comprising an insoluble foamed material is also provided.

Systems and methods for extracting solute from a source material in multiple canister systems are shown and described.

A nicotine pouch composition is disclosed, the pouch composition comprising free-base nicotine and having a water content of at least 15% by weight of said pouch composition. Furthermore, an oral nicotine pouch product comprising the pouch composition and a method for manufacturing the oral nicotine pouch product is disclosed.

A nicotine pouch composition is disclosed, the pouch composition comprising free-base nicotine and having a water content of at least 15% by weight of said pouch composition. Furthermore, an oral nicotine pouch product comprising the pouch composition and a method for manufacturing the oral nicotine pouch product is disclosed.