On September 21, Shengchao Li wrote:
> >   I'd sure like to know how they did it.  I tried heat, acid...you
> > name it.  Nothing worked. :-(
> 
> from kdict:
> 
> Resin \Res"in\ (r?z"?n), n. [F. r['e]sine, L. resina; cf. Gr.
>    "rhti`nh Cf. Rosin.]
>    Any one of a class of yellowish brown solid inflammable
>    substances, of vegetable origin, which are nonconductors of
>    electricity, have a vitreous fracture, and are soluble in
>    ether, alcohol, and essential oils, but not in water;
>           ~~~~~~~      ~~~~~~~~~~~~~~
>    specif., pine resin (see Rosin).

  Alcohols didn't work.  I didn't try any oils.

     -Dave

-- 
Dave McGuire
Laurel, MD