> jiburat wrote:
>
> Good idea, I see no reason why it wouldn't
> work. I'm going to try it myself, I'm from
> AUS and H2O2 is just too expensive here
Try the hydroponic gardening shops.
The guys that grow smoking tomatoes use 40w/v
H2O2.
Thats where I get mine from. Then Bunnies
have the HCl
The other one that is different in OZ is
sodium carbonate. Other places in the world
tell you to buy it as "driveway salt" for
de-icing your driveway in winter.
I've never seen it sold for that reason in
QLD. You can get that one to develop your
negative photo resist from pool shops as
water hardener.