That thought crossed my mind, but was afraid of sucking dirty oil into the
pump.  Guess if you are using a Venturi it’s less concerning, but what
would safely trap it out?

Kirk in HMB, CA, looking for motivation to get off the sofa.  Liking how
Brent made a demon out of the oil, quite appropriate.

On Mon, Apr 5, 2021 at 7:04 PM Brent  wrote:

> Something you may try:
>
> Pack the knob and tote in the dry adsorbent of your choice in a vacuum bag
> and then draw a vacuum on it. Perhaps it will draw some of ghoul out
> without having to resort to heat and chemicals.
>
>
> --
Sent from my iPad, apologies for the Auto Correct errors. Kirk