> > If you could paint on your IR reactive solution, then wash it off,
> > would that work for you?
>=20
> Yes, although wood has the distinct disadvantage of being porous.

Thought about toner for a laser printer/copier? Laser would do something to=
 that =20
surely, melt/burn and fuse into surface of wood.

I've recently had fun getting commercial laser engraving done on some alumi=
nium=20
(aluminum) parts - 30W laser wouldn't leave a mark on bare metal, but anods=
ied=20
almost any colour and it turns a nice silvery white.


--=20
Brent Brown, Electronic Design Solutions
9 Titoki Place, Pukete,
Hamilton 3200, New Zealand
Ph: +64 7 849 0069
Fax: +64 7 849 0071
Cell: +64 27 433 4069
eMail:  brent.brown@clear.net.nz



--=20
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