FOAM AND/OR MIST DISPENSER

摘要

A laundry treatment dispenser in combination with a laundry liquid, for dispensing a mixture of the laundry liquid and a gas (preferably air), as a coloured foam and/or mist, the dispenser comprising a flexible container for the fluids including a conduit having first and second end portions, the first end portion terminating in an opening in the container through which the foam and /or mist is expelled from the container and the second open end portion being close to the base of said container, wherein the conduit includes a third open end portion which is located close to the top of the container and laterally inclined or opposed to the second open end portion; and the laundry liquid comprising: (i) a pH dependent chromophore, the pH dependent chromophore having a UV-vis spectrum that changes with pH in the range 1 to 14; and, (ii) a pH changing means.