Tea Kettle Boiling Time & Energy Cost Calculator Curious how much that morning cup of tea actually costs? Our interactive tool calculates precise Tea Kettle Boiling Time and energy expenses for both electric and stovetop stainless steel kettles. Water Volume (Liters or ml) Heat Source TypeElectric Kettle (Watts)Gas Stovetop (BTU)Induction Stovetop (Watts) Power Rating (Watts or BTU) […]