An aerosol generating and delivery device comprising: a liquid feed tube having a liquid feed channel (5, 15) with a liquid feed channel exit orifice, an end-wall face and a sidewall, wherein the end wall face between the liquid orifice and the perimeter of the liquid feed tube is generally normal to a diverting portion of the sidewall of the liquid feed tube; a compressed fluid feed channel (8, 13) having a compressed fluid exit orifice the compressed fluid exit orifice being spaced from a diverting portion of the sidewall, the compressed fluid exit orifice being configured to direct a stream of compressed fluid toward the diverting portion of the sidewall, the diverting portion of the sidewall being configured to disrupt a portion of the stream of compressed fluid, the disrupted portion of the stream of compressed fluid being configured to atomize a liquid from the liquid exit orifice; and a particle dispersion chamber comprising a chamber wall and an input opening and an output opening with an internal channel therebetween, the input opening in fluid communication with the atomization chamber, the dispersion chamber configured to receive the atomized liquid and having at least one directed fluid output configured to impart a vortical fluid flow pattern to aerosolized particles within and exiting the dispersion chamber output opening, the at least one directed fluid output comprising a compressed fluid output channel that at one end is in communication with a source of compressed fluid, and having at the other end a compressed fluid outlet orifice in communication with the internal channel of the particle dispersion chamber, to provide a flow vector having both radial and longitudinal components with respect to the internal channel axis. a liquid feed tube having a liquid feed channel (5, 15) with a liquid feed channel exit orifice, an end-wall face and a sidewall, wherein the end wall face between the liquid orifice and the perimeter of the liquid feed tube is generally normal to a diverting portion of the sidewall of the liquid feed tube; a compressed fluid feed channel (8, 13) having a compressed fluid exit orifice the compressed fluid exit orifice being spaced from a diverting portion of the sidewall, the compressed fluid exit orifice being configured to direct a stream of compressed fluid toward the diverting portion of the sidewall, the diverting portion of the sidewall being configured to disrupt a portion of the stream of compressed fluid, the disrupted portion of the stream of compressed fluid being configured to atomize a liquid from the liquid exit orifice; and a particle dispersion chamber comprising a chamber wall and an input opening and an output opening with an internal channel therebetween, the input opening in fluid communication with the atomization chamber, the dispersion chamber configured to receive the atomized liquid and having at least one directed fluid output configured to impart a vortical fluid flow pattern to aerosolized particles within and exiting the dispersion chamber output opening, the at least one directed fluid output comprising a compressed fluid output channel that at one end is in communication with a source of compressed fluid, and having at the other end a compressed fluid outlet orifice in communication with the internal channel of the particle dispersion chamber, to provide a flow vector having both radial and longitudinal components with respect to the internal channel axis.