Voicing down hammers

[Phil Bondi]

David Love wrote:
> Straight acetone will actually make them harder.  In fact, you can use it to
> bring up the tone just slightly on a set that's slightly soft.  I suppose it
> causes the felt to shrink a bit.

David,  I'm under the understanding that if a 
hammer is treated with acetone and keytops, like 
I'm sure this set was, then straight acetone 
will help break down the plastic..is that not true?

-Phil Bondi(Fl)