摘要 |
The appliance includes a casing 10 in which is mounted a connection 13 for a container 12 of pressurized liquid carbon dioxide. A bottle 80 of water is provided with a special cap 82 having a dip tube therein which extends into the water. The cap has a non-return valve 89 to 92 therein. The bottle is partly filled with water, the cap screwed into place and a nozzle on the appliance is caused to introduce carbon dioxide directly into the bottle with the cap thereon. |