A video poker machine is provided which includes at least one display device, at least one input device and at least one computer. The device has a cartridge which has a container for receiving treatment means for water, particularly for receiving filter means, and a connection head arranged on the container. The tearable line includes a plurality of open \u201cV\u201d channeling cuts spaced along the line, each of the channeling cuts formed by a converging pair of cuts having a wider spaced end and a narrower spaced end. Then, a developing HOLZ line pattern is compared with the HOLZ line pattern in the data library and the most similar HOLZ line pattern is selected. A fuel jet opens into the mixture duct.