What's that smell??

[A930Rocket]

Originally Posted by masraum

Here's an interesting video where you see several water heaters of various years cut open, including the flexible anode that I mentioned.

Our water heater is about 10 years old and we are the second owners of this house. I’m sure the water heater has never been drained/flushed, etc. for the anode replaced.

Is there any way to remove scale with some kind of chemical and flush it out?