A single phase aerosol composition comprising the following constituents: (a) 5 to 75 wt % of a hydrofluorocarbon(s) (HFC) of vapour pressure greater than or equal to 4 bar at 20° C. (60 psig at 70° F.); (b) 10 to 30 wt % of a hydrocarbon propellant; (c) 1 to 70 wt % of a hydrocarbon solvent(s) with a vapour pressure of less than 0.1 mm Hg at 20° C.; (d) 0.01 to 10 wt % of an active constituent(s) selected from the group which includes fragrances, air-sanitisers, air fresheners, deodorizers, odor eliminators, malodor counteractants, insecticides, insect repellants, medicinal substances, disinfectants, aroma therapy compositions; and, (e) 0 to 25 wt % of an adjuvant constituent(s) other than (a), (b), (c) or (d). Methods of making the said composition and aerosol dispensers containing the said composition are also disclosed.