Russell Hobbs' Rapid Boil and Quick Heating features are designed to boil water faster and more efficiently. Their kettles can boil a cup of water in under 45 seconds, saving both time and energy. These features are powered by advanced heating elements that optimize heat transfer. The Rapid Boil technology also helps reduce energy consumption by boiling water quickly, while Quick Heating models often include temperature control, boil-dry protection, and rapid reboil features.