| 摘要 |
<p>The present invention provides a kettle that has a plurality of chambers 3a, 3b, 3c and which is configured to boil water in one chamber and condense the steam therefrom in another chamber or other part of the kettle. The kettle may have a heating element 6a, 6b in one or more of the chambers that raises the temperature of the water in that chamber to boiling point and the heating of the water is carried out in stages, each stage elevating the temperature farther and being carried out in a successive one of the chambers. Apertures or conduits may be provided between the chambers. The kettle may have an insulated casing housing the chambers.</p> |
