On Saturday, August 6, 2016 at 1:09:04 PM UTC-7, Whirled Peas wrote:
> On 08/06/2016 09:55 AM, ImStillMags wrote:
>
> (snip)
>
> >
> > Took me a bit of fiddling to figure out what worked best with my particular crock pot.
> > Turns out mine needs to be left on high to hold the temperature in the perscribed range.
> >
> > I put the breast in a zip lock bag. Set the temp for 140 and let it go for 3 hours
> > after temp was reached.
> >
>
> If you're using name-brand Ziplocs, you're probably safe. They're made
> of polypropylene, which doesn't emit harmful chemicals at cooking
> temperatures. Couldn't find what other brand zipper bags are made of.
>
> Food wrap however, is made from PVC (poly vinyl chloride), which can
> emit BPA (a hormone disruptor associated with cancer) when heated or
> even phosgene gas, when burned.

Yes. Ziplocs. A lot of others have stated that they use them as well.