The present disclosure relates to aerosol delivery devices. The aerosol delivery device may include a housing (124), a first aerosol forming unit (102) comprising a first chamber (106) configured to contain a first liquid composition (108), and a first metering orifice (110) in fluid communication with the first chamber and configured to selectively release the first liquid composition in the form of an aerosol with particles of a first average size range, and a second aerosol forming unit (104) including a second chamber (112) configured to contain a second liquid composition (114) and a second metering orifice (116) in fluid communication with the second chamber and configured to selectively release the second liquid composition in the form of an aerosol with particles of a second average size range that is different from the first average size range.
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