A component for use in a non-combustible aerosol provision system includes an inner body (11) comprising a first material and an outer body (12) comprising a second material, the outer body surrounding the inner body. A resistance to gaseous flow through the length of the inner body is less than a resistance to gaseous flow through the length of the outer body. There is also provided an article for use with a non-combustible aerosol provision device, the article including an aerosol generating material comprising at least one aerosol forming material a component. A method of manufacture is also described.

An article for use in a non-combustible aerosol provision system includes a first aerosol generating material and a component downstream of the first aerosol generating material, wherein the component comprises a tubular portion and wherein the tubular portion comprises a wall comprising a second aerosol generating material. An article is also described including a first aerosol generating material, and a component downstream of the first aerosol generating material, wherein the component comprises a body of material and wherein the body of material comprises a second aerosol generating material. Methods for forming an article and a system are also described.

An article for use in a non-combustible aerosol provision system includes a first aerosol generating material and a component downstream of the first aerosol generating material, wherein the component comprises a tubular portion and wherein the tubular portion comprises a wall comprising a second aerosol generating material. An article is also described including a first aerosol generating material, and a component downstream of the first aerosol generating material, wherein the component comprises a body of material and wherein the body of material comprises a second aerosol generating material. Methods for forming an article and a system are also described.

An article for insertion into an apparatus for heating an aerosol generating material to aerosolize at least one component of the aerosol generating material includes an aerosol generating material and a downstream portion downstream of the aerosol generating material. The downstream portion has at least one ventilation area and a first air flow path is defined in which air drawn through the article at its downstream end passes through the aerosol generating material, and a second air flow path is defined in which air drawn through the article at its downstream end is drawn into the article through the at least one ventilation area in the downstream portion. The resistance to draw of the second air flow path is greater than the resistance to draw of the first air flow path. An article is also provided in which an aerosol generating material is wrapped by a wrapper having a level of permeability greater than about 2000 Coresta Units. An article is also described having a ventilation level of between 40% and 60% ventilation. A system and a method for forming an article are also described.

An article for insertion into an apparatus for heating an aerosol generating material to aerosolize at least one component of the aerosol generating material includes an aerosol generating material and a downstream portion downstream of the aerosol generating material. The downstream portion has at least one ventilation area and a first air flow path is defined in which air drawn through the article at its downstream end passes through the aerosol generating material, and a second air flow path is defined in which air drawn through the article at its downstream end is drawn into the article through the at least one ventilation area in the downstream portion. The resistance to draw of the second air flow path is greater than the resistance to draw of the first air flow path. An article is also provided in which an aerosol generating material is wrapped by a wrapper having a level of permeability greater than about 2000 Coresta Units. An article is also described having a ventilation level of between 40% and 60% ventilation. A system and a method for forming an article are also described.

An aerosol generating device includes a cavity into which a cigarette is inserted, a light source that emits light to the cigarette inserted in the cavity, a reuse detection sensor that receives light reflected from the cigarette, a heater that heats the cigarette inserted into the cavity, and a controller, and the controller determines whether or not to operate the heater based on a rate of increase or decrease of a sensing value received from the reuse detection sensor.

An aerosol generating device includes a cavity into which a cigarette is inserted, a light source that emits light to the cigarette inserted in the cavity, a reuse detection sensor that receives light reflected from the cigarette, a heater that heats the cigarette inserted into the cavity, and a controller, and the controller determines whether or not to operate the heater based on a rate of increase or decrease of a sensing value received from the reuse detection sensor.

A unitary aerosol-generating component including at least two portions having different aerosol-generating materials. There is also provided a process for preparing a unitary aerosol-generating component including at least two having different aerosol-generating materials, wherein an additive manufacturing process is used to form the portions. Also provided is a delivery system including a unitary aerosol-generating component as described herein.

A system for preparing an aerosol-generating component customized by a user including an apparatus for using one or more feedstock materials in an additive manufacturing process, wherein the one or more feedstock material is selected and formed into an aerosolizable substrate by the additive manufacturing process in accordance with instructions provided by the user. There is also provided a process for producing a customized aerosol-generating component, the process including forming one or more feedstock materials into the aerosol-generating component by an additive manufacturing process in accordance with instructions provided by the user.

An article for use in a non-combustible aerosol provision system includes a source of aerosol-generating material and/or a cavity for receiving a source of aerosol generating material, and a downstream section, the downstream section including a capsule at a location between about 28 mm and about 38 mm from a distal end of the source of aerosol-generating material and/or said cavity. There is also described a non-combustible aerosol provision system including the article.