Fenton Murray wrote: > I found out with a brake drum that cast iron will rust when heated if > contains enough moisture. I can't even remember what I was trying to do > with this thing, but putting it in the oven at a low temp for just a few > minutes caused it to instantly rust. > Fenton If it was a gas oven, a big component of combustion byproducts is water. And how low a temperature. Ron N
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