Is my microwave dangerous?

why is the inside top of our Kenwood microwave blistering and is this dangerous ?
Cleve Purcell, July 2021


done
Probably because you don't let condensation inside dry out. It's got underneath the paint and corroding the steel.
Not dangerous, just unsightly.

Ddudjejsh, July 2021
link Click here to see other fixes for Kenwood.