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PCB etching with ferric chloride
My 2 cents guys:
Like unionised, I have etched copper PCB's with home made etchant, made fro ... |
7-9-2004 at 18:55
by: unicorn |
aqua regia + ethanol
[quote][i]Originally posted by JohnWW[/i]
....chloropicrin, which is an aromatic compound. Picric a ... |
17-8-2004 at 01:53
by: unicorn |
Endanger of being shut down?
I see one of the stories at chemleo's link has this about google: "since September 11, cer ... |
6-8-2004 at 19:27
by: unicorn |
Does not bode well...
The timing of this is somewhat worrying, with roguesci going down as well.
I really hope this is ... |
6-8-2004 at 16:30
by: unicorn |
Endanger of being shut down?
I was discussing the issue of roguesci being down with a friend on the phone the other night and he ... |
4-8-2004 at 16:04
by: unicorn |
Endanger of being shut down?
Oh right thanks, what criteria does one have to meet before one can ask for the whimsy password, or ... |
31-7-2004 at 10:37
by: unicorn |
Endanger of being shut down?
I remember that being said too tom. IIRC, after recent server too busy issues at roguesci, mega did ... |
31-7-2004 at 08:27
by: unicorn |
email from idiot
I've had 5 of these sent to me too. I wonder if the 'thing' (whatever/whoever it is) ... |
30-6-2004 at 11:50
by: unicorn |
Unlabeled Products
If you can't find MSDS details online, you could call the manufacturers or suppliers and say so ... |
28-5-2004 at 16:02
by: unicorn |
Am I missing something?
Here's one possible chain of events:
News comes in "sulphuric acid can be used to incre ... |
21-5-2004 at 03:41
by: unicorn |
Model Rocket Engine Propellant
I had to cut them open because they were the only source of KNO3 I could get hold of 'back in t ... |
30-7-2003 at 13:19
by: unicorn |
Model Rocket Engine Propellant
I used to make a lengthways cut a few layers deep into my engine's paper tube then unroll them, ... |
29-7-2003 at 16:43
by: unicorn |
can polyestyrene be nitred?
I bought some styrene resin from my local model shop the other day (the one that comes with a methyl ... |
29-7-2003 at 16:40
by: unicorn |
