You never tried my method but you know all about it. I am guessing you aren't able to detect 1% metal to metal and you are one of those novices that freaks out about every little thing because it might be catastrophic..........lol
You are to funny, I asked for non-fiction but I'm guessing you don't know that is not even 1% true
I would bet that everyone on here has tried "your method" at least once with two big differences.
1 It wasn't on purpose
2 They did everything to make damn sure it never happened again.