10. Kettle
Lasts for: 4-5 years
Cost on average: $20–$60*
Just like any other appliance, it eventually needs to be replaced. Not only is your kettle a valued household appliance, but it may also be your preferred method of making tea. Even though you adore your kettle, try not to keep it longer than four or five years.

Kettle ©Shutterstock / RealLiia
The flavor of the water is one of the simplest indicators that your kettle needs to be replaced because kettles eventually become bad. It’s time to replace the kettle if your boiling water has a metallic flavor to it or appears unappealing.
