On 10/31/13 12:34 PM, Helpful person wrote:

>>>> Metal expands when heated. It will sort of push the sides out and
>>>> flatten. Some pans are designed that way to allow for the expansion.
>>>> A metallurgist can explain it better.
>>
>>> Rubbish.
>> You say rubbish, yet you offer no better explanation. What does that
>> make you? Explain or STFU
>
> A physicist. I cannot explain what you state without observation, but your
> explanation is incorrect.

OK. I have two pans, one Griswold cast iron and one All Clad, which have
warped -- viewed from the bottom, the cast iron is concave, and the All
Clad is convex. Both flatten out on the cooktop after about five minutes
of medium heat.

???

-- Larry