He did, of course, change it. I would not have replied as I did had he not originally said case hardening.

It's pretty obvious he is just vainly trying to save face, which is an exercise in futility as it is much too late, IMO, by changing his post and not replying to me. I guess it's hard to convince the world that water ain't wet.

SRH

May God bless America and those who defend her.