On Sun, 30 Oct 2016, Dave Smith wrote:

> On 2016-10-30 6:05 PM, Bruce wrote:
>> In article >,
>> Nancy2 says...
>>>
>>> If heating destroyed all the harmful bacteria, then it would also destroy
>>> botulism...but it doesn't...explain that.
>>
>> Not all bacteria are the same.
>>
>> Heating to more than 185F, for more than 5 minutes, kills botulism.
>> https://en.wikipedia.org/wiki/Botulism
>
> Read it again. Heating it to 185 for 5 minutes destroys the toxin that is
> produced by the spore but not the organism itself. It is still there so if
> conditions are right (or wrong?) it can produce more toxin.
>

but a cast iron pan, with maybe some grease "seasoned" into it, isn't a
really hospitable place for much to grow on/in, in the first place.