This one has been a lot of work and I am not sure how much more patience I have left in me.
Before:
After:
I am debating the bottom vents right now. I typically tend toward keeping original if they are still attached. These are not going to get a lot cleaner...but neither is the kettle. I think they will be staying as is. I have formed them as best I can and they spin a little too freely, but I would rather not remove and replace them.
Before:
After:
That vent has actually been polished. It does not want to shine.
The grates are beyond rescue:
Just need a handle and maybe one more go at a scrub, and it will be all set.