step, the fun one, is done in the kitchen sink when your wife is
not home. Hehe!
safety gear, (Goggles and Gloves).
your scale roofing in the tub, tub in the sink, and a Popsicle
stick (or something to stir with) handy. Make sure some counter
space is handy to put the Etchant bottle.
enough Etchant in to coat your roofing (about 1 ounce), and
quickly set the bottle aside. (no time to put the lid on the
quickly to coat all pieces, then with one hand on the water
faucet, and the other on the tub, wait for the reaction to start.
When the roofing starts bubbling and smoking (don't breath the
fumes), Let the
reaction go for 5 seconds then turn on the water and fill the tub
up like in the photo.
is still going on, but at a very slow rate. I stir up the roofing
and it sinks to the bottom, then as small bubbles form they float
to the top.
step is to fish out the roofing and rinse it off. I hope my wife never sees this
photo, she would kill if she saw this stuff on her table!
Photo To Continue