This may be a dumb question, but it it has high heat tolerance, what 
difference does it make if it's expeller pressed? Does the expeller get 
hotter than a cookstove? Just curious.

Don Wiss wrote:
>
> I have been using macadamia oil because of its high heat tolerance,
> and ease of use (solid coconut oil is a pain to melt first).
>
> I had bought the oil in the gallon size at Slanker's. It is expeller
> pressed and has Vitamin E added. Slightly cheaper is this:
>
> http://www.pipingrock.com/nutritional-oils/macadamia-nut-oil-6573
>
> Cold pressed. No Vitamin E. Package says to refrigerate for freshness.
>
> The difference? In expeller pressed the pressure causes the oil to
> heat up. In cold pressed it is refrigerated while pressing to keep the
> temperature down.