When I was in high school one could get a gold class ring or, more cheaply, a ‘white gold’ class ring, a gold-palladium alloy.
Tacoma police and Titus-Will Toyota have partnered on a program to etch a unique id and orange paint called CATCON-ID that’s reportedly reduced thefts by 79%. Completely free but is first come first served.
Program goes on: Car dealership etches catalytic converters to prevent theft - MyNorthwest.com
Have to have or create an account in order to read the OP link… on my end anyway…
I also can’t read the article, as I’ve reached my limit of free NY times articles for the time being
As for catalytic converter thieves, I think they’re parasites with no redeeming qualities whatsoever
they’re breathing oxygen that could be used by more deserving people
I don’t. I have no subscription and have read 18K articles from them this year. Right-click on the link, save the file, read the local copy.
That is too much like work, I’m retired now… 
Okay, I’ll try that
Thanks