[pianotech] Lead contamination abatement protocol

[Bruce Browning]

I use a microwave oven to burn off the alcohol, and thicken the solution.
Great care and caution is needed to prevent flames, however. DAMHIK.


On 27/03/2011, Ron Nossaman <rnossaman at cox.net> wrote:
> On 3/26/2011 7:23 AM, Al Guecia/Allied PianoCraft wrote:
>> Ron,
>>
>> I never used burnt shellac. How do you make it? Do you let the alcohol
>> evaporate or do you somehow heat it? What's the right consistency?
>
> Mix it pretty thick from dry flake to begin with. Then either burn off
> alcohol, or let it evaporate to whatever consistency you want. I like
> about the consistency of ketchup.
>
> Ron N
>


-- 
Bruce Browning
The Piano Tuner