Methods and apparatus for use of a fill on demand ampoule are disclosed. One object of this invention is to provide a new class of interactive play devices, which is founded on personalizing a play device so that its current functionality is based on past interactions with a player rather than providing an identical operation or a randomly activated function each time the device is turned \u201con. The fluid stream which is substantially freed from sour gases and the sour-gas-loaded wash liquid are then separated from one another. A selected flavor is injectable into the container. The dielectric layer has a dielectric constant and is disposed on the trapping layer.