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Old 11-04-2017, 08:22 AM
Pete VanderLaan's Avatar
Pete VanderLaan Pete VanderLaan is offline
The Old Gaffer
Join Date: Apr 2002
Location: Chocorua New Hampshire
Posts: 21,956
Pete VanderLaan is on a distinguished road
why does dipping hot steel in oil harden the steel?
Why does it mess it up if you do it too many times.

What kind of oil?
I have been fascinated by the programming on cable issuing challenges to blacksmiths to make specific items, like sword blades in three hours.
Where are we going and why am I in this basket?
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