Curious Marc curiousmarc3 at
Tue Jan 30 11:45:45 CST 2018

If it does we were blissfully unaware of it... You need very little fortunately.

On Jan 30, 2018, at 7:17 AM, Tapley, Mark via cctalk <cctalk at> wrote:

On Jan 27, 2018, at 8:35 PM, Curious Marc via cctalk <cctalk at> wrote:

> Next video: cleaning heads in fragly brewed IPA (the beer). I bet it would work too. Ultrasound in hot solvent cleans stuff that no other method can.
> Marc
>>>>> ...On Sat, Jan 27, 2018 at 12:17 PM, Carl Claunch via cctech <
>>>>> cctech at> wrote:
>>>>>> The IPA is heated to 60C before the ultrasound is able to remove the
>>>>> oxide
>>>>>> remnants, FWIW.

I can’t comment on the merits or dangers of India Pale Ale at 60 C :-P.
Does Isopropyl alcohol (um, same as propan-2-ol?) at 60C have enough vapor pressure to be a flammability issue? 
Should it be done only under a fume hood, or something like that?
               - Mark

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