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When they went to disposable Trocars I grabbed the stainless ones out of the scrap barrel.

I bet I had the most expensive tent stakes around!:rofl2:

I have used copper silver ionization systems to treat for legionella in water. We couldn't use it in the sterile processing areas because it was copper plating the stainless instruments.

I am 54 and born in the last century so to me 103 isn't that long ago!

This got me thinking about aluminium.

At one time aluminium was worth more than gold.

I find that it is harder to get a nice patina on a stainless blade....:D

As a general rule I think that most/many of us here think of straight shaving as an old way of doing things, not cutting...