Photo credit: www.bonappetit.com
If your electric kettle has developed a chalky residue on its interior, a simple wash with dish soap won’t suffice for a thorough cleaning.
The internet is filled with advice on how to clean electric kettles, and one of the most frequently recommended methods involves using equal parts water and white vinegar. This technique consists of filling the kettle, bringing the mixture to a boil, and then allowing it to sit for roughly thirty minutes before rinsing.
While many swear by vinegar for its cleaning prowess, not everyone appreciates the strong odor that lingers in the air following such a process. The potent fumes can sometimes leave behind a peculiar taste in the mouth as well!
An alternative method I recommend skips the vinegar altogether, using a product that is equally safe and does not leave behind an overpowering scent. In fact, I find that my secret weapon—food-grade citric acid—imparts a subtly pleasant aroma rather than offensive fumes.
Understanding Citric Acid
Citric acid is a natural compound predominantly found in citrus fruits. While it possesses some antibacterial properties, its main advantage lies in its effectiveness as a descaler. I utilize it in powder or crystal form to create an economical DIY cleaning solution for appliances such as my countertop ice maker and Nespresso machine, and using it to clean my kettle is notably straightforward.
The Cause of White Residue
Before embarking on cleaning your electric kettle, it’s essential to comprehend what the chalky residue actually is. This white substance is primarily limescale, a mineral buildup resulting from calcium and magnesium found in tap water. When water evaporates in a hot kettle, the leftover minerals crystallize into calcium carbonate.
These mineral deposits aren’t just confined to kettles; they are also common around faucets, showerheads, and coffee makers, as well as within piping systems, especially in areas where hard water is prevalent.
Are There Risks Associated with Limescale?
Limescale can potentially trap bacteria if it accumulates in a kettle. While boiling water typically serves to eliminate bacteria, the effectiveness of this method relies on the water maintaining a rolling boil for at least one minute at sea level, as emphasized by the CDC. For those who promptly remove their kettles from the heat upon hearing a beep or whistle, there’s a risk that bacteria may not be adequately neutralized, particularly since many prefer their water at lower temperatures for specific tea or coffee preparations.
Source
www.bonappetit.com