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MOT supply for electrolysis I tested an MOT primary (intact transformer) and found something like 250At saturation (which was 2A ... |
11-6-2009 at 19:11 by: 12AX7 |
Brush shorting VARIAC? Copper brush? I may just do that, the contact on mine is terrible. Sandpaper probably wouldn't hur ... |
11-6-2009 at 19:06 by: 12AX7 |
Silanes, self-igniting gases There are no silicides on the Al-Si phase diagram. Perhaps it is possible under certain circumstanc ... |
10-6-2009 at 08:57 by: 12AX7 |
Repairing Infrared Spectrophotometers TOOBZ!
Eww, all those molded black capacitors -- they're probably going leaky. Fixed a tube TV l ... |
6-6-2009 at 03:42 by: 12AX7 |
Best and worst smelling chemicals? http://en.wikipedia.org/wiki/Asparagusic_acid |
5-6-2009 at 12:23 by: 12AX7 |
Time to get rid of some chlorate and perchlorate Yes, I used platinized titanium. I produced a fair quantity of perchlorate, but the anodes did not ... |
4-6-2009 at 19:36 by: 12AX7 |
Subatomic violation of c?` The probability of the event you propose is vanishingly small. In fact, so small that it will "neve ... |
4-6-2009 at 03:41 by: 12AX7 |
MOT supply for electrolysis I took this route, filtering ripple with another MOT: cut out the windings and add as many turns of ... |
4-6-2009 at 03:16 by: 12AX7 |
Time to get rid of some chlorate and perchlorate For sale: my stock of chlorates and perchlorates.
I still have about 20 pounds of NaClO3, 10 poun ... |
2-6-2009 at 21:09 by: 12AX7 |
synthetic corundum Er, dopants get distributed quite evenly. Rubies? Pffbt, imprecise alchemy, Cr2O3 to 1%. Large si ... |
3-2-2009 at 07:28 by: 12AX7 |
synthetic corundum I believe synthetic sapphire is made by fusing Al2O3 in a molybdenum crucible (inert atmosphere, ind ... |
2-2-2009 at 12:43 by: 12AX7 |
Power-output-controlling of MW-oven, towards Birkeland-Eyde synthesis Easy way to tell, if you feel radiant heat (microwaves heat much the same as IR, which is also hazar ... |
21-12-2008 at 22:05 by: 12AX7 |
Crystallization from SuperSat Soln: endo or exo? Depends on heat of solvation. Salts like sodium chlorate and ammonium nitrate not only dissolve rea ... |
18-12-2008 at 13:03 by: 12AX7 |
copper acetate and copper powder - electrolysis. Indeed, a successful preparation. Congrats on the beautiful crystals.
Your theory is correct, ... |
16-12-2008 at 16:53 by: 12AX7 |
The short questions thread (1) My shampoo lists ammonium laureth/lauryl sulfate, polymethacrylamidopropyltrimonium chloride and oth ... |
16-12-2008 at 16:47 by: 12AX7 |
The short questions thread (1) Phthalimide process.
Phthalic acid or anhydride + ammonia --> phthalimide (or buy phthalimide ... |
14-12-2008 at 17:47 by: 12AX7 |
acetone intollerant substance Or titanium carbide, or silicon carbide, or hafnium carbide (the highest melting solid), or any othe ... |
14-12-2008 at 06:27 by: 12AX7 |
easiest & most friendly buffer to play with, C6H8O7 or H3PO4 ? What is C6H8O7 referring to?
Tim |
14-12-2008 at 06:25 by: 12AX7 |
Thoughts On Anodes Put voltage to it and see if it works! |
13-12-2008 at 12:52 by: 12AX7 |
acetone intollerant substance Construct the runners out of polished carbide (or carbide coat them).
Tim |
13-12-2008 at 12:49 by: 12AX7 |
X-PRIZE Foundation: Energy and Environment [quote][i]Originally posted by JohnWW[/i]
The "conventional" mining of lithium is from insoluble Li ... |
12-12-2008 at 07:21 by: 12AX7 |
Brainstorm - For REAL... Ah but see, it can only read what patterns it is programmed to recognize. I highly doubt it will ev ... |
11-12-2008 at 18:29 by: 12AX7 |
Boron Plastic Shell ? Boron absorbs neutrons. I'm thinking radiation shield, possibly to protect explosives. It may also ... |
11-12-2008 at 13:25 by: 12AX7 |
acetone intollerant substance Ah, but what weight? The pressure is much higher (maybe an order of magnitude or two), depending on ... |
11-12-2008 at 09:05 by: 12AX7 |
Safety Reminder: home chemistry and kids I've never felt any irritation (on solid skin) from HCl or NaOH, though the latter produces consider ... |
10-12-2008 at 16:57 by: 12AX7 |
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