An aerosol delivery system , comprising: a control body portion including a first elongate tubular member having opposed ends, and a power source disposed therein; a cartridge body portion including a second tubular member having opposed first and second ends, the first end being engaged with one of the opposed ends of the control body portion , the cartridge body portion further comprising a first aerosol generation arrangement disposed within the second tubular member and configured to operably engage the power source upon engagement between the one of the opposed ends of the control body portion and the first end of the cartridge body portion , the second end of the cartridge body portion facing toward a mouth-engaging end of the aerosol delivery system ; and a second aerosol generation arrangement disposed between the first aerosol generation arrangement and the mouth-engaging end of the aerosol delivery system , the second aerosol generation arrangement being either removably engaged with the cartridge body portion or housed within the second tubular member of the cartridge body portion , wherein the second aerosol generation arrangement further includes a plurality of aerosol-generating elements selected from one or more of flavor-releasing particles, flavor-containing and releasing polymers, granules, co-crystals, powders or microcapsules containing tobacco flavors or other substances in a solid, gelatinous, colloidal or gaseous form, and characterised in that the second aerosol generation arrangement comprises an outer housing body and a plurality of stackable, gas-permeable containers within the outer housing body , each container containing a plurality of aerosol-generating elements. . a control body portion including a first elongate tubular member having opposed ends, and a power source disposed therein; a cartridge body portion including a second tubular member having opposed first and second ends, the first end being engaged with one of the opposed ends of the control body portion , the cartridge body portion further comprising a first aerosol generation arrangement disposed within the second tubular member and configured to operably engage the power source upon engagement between the one of the opposed ends of the control body portion and the first end of the cartridge body portion , the second end of the cartridge body portion facing toward a mouth-engaging end of the aerosol delivery system ; and a second aerosol generation arrangement disposed between the first aerosol generation arrangement and the mouth-engaging end of the aerosol delivery system , the second aerosol generation arrangement being either removably engaged with the cartridge body portion or housed within the second tubular member of the cartridge body portion , wherein the second aerosol generation arrangement further includes a plurality of aerosol-generating elements selected from one or more of flavor-releasing particles, flavor-containing and releasing polymers, granules, co-crystals, powders or microcapsules containing tobacco flavors or other substances in a solid, gelatinous, colloidal or gaseous form, and characterised in that the second aerosol generation arrangement comprises an outer housing body and a plurality of stackable, gas-permeable containers within the outer housing body , each container containing a plurality of aerosol-generating elements. . <EOS>