Abrupt hot water failings prevail as tank age; mineral build-up from hard water partly of Geelong reduces

https://canvas.pasadena.edu/eportfolios/4924~6653/home/common-plumbing-leaks-that-you-may-experience-in-your-home

Abrupt hot water failures are common as tank age; mineral accumulation from hard water partly of Geelong lowers performance, causes grumbling sounds, and can cause leaks or uneven water temperatures.