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Blast caps
One can easily construct a blast shield from wood or steel and use cartridge press or hydraulic pres ... |
19-2-2014 at 09:44
by: testimento |
best way to get low volts high amps?
Oh yes, diode bridge is always a better option, because the single-rectified wave is practically 50% ... |
19-2-2014 at 09:03
by: testimento |
best way to get low volts high amps?
This is an easy one. For power up to 1000W get a microwave transformer. Cut off the secondary and re ... |
19-2-2014 at 07:04
by: testimento |
KMnO₄ Listed as Precursor
In my country you can end up in jail for buying certain chemicals from drugstore or chemical dealer, ... |
18-2-2014 at 07:04
by: testimento |
Dry Reagent Storage Bottles
Many supermarkets and others will sell plastic and glass bottles with large lids that are pretty sui ... |
18-2-2014 at 06:33
by: testimento |
What's the best way to separate xylenes and ethylbenzene?
Freezing temp of water decreases substantially with only minor amounts of alcohols or chlorides and ... |
18-2-2014 at 05:51
by: testimento |
Guanidine as gunpowder?
Hopefully nobody though I'd be loading firearm to my shoulder with mag full of guanidine rounds. Ins ... |
18-2-2014 at 05:48
by: testimento |
Problems with a resistive ballast arc furnace (resolved)
No, there's nothing wrong with that, actually it sounds just perfect for simple setups I like.  I ... |
16-2-2014 at 11:37
by: testimento |
Potential Anhydrous AlCl3 Synthesis
[rquote=319332&tid=28994&author=plante1999]@testimonia, after 300 degree C, steel react with ... |
16-2-2014 at 07:03
by: testimento |
Homemade lid for electrolysis cell
Why ordinary plastic cover doesnt work? Also, you could install a submerging tube around the electro ... |
16-2-2014 at 06:49
by: testimento |
Potential Anhydrous AlCl3 Synthesis
I was thinking this kind of apparatus:
[file]29799[/file]
Wool insulated SS vessel with secon ... |
16-2-2014 at 06:28
by: testimento |
Boiling Stones?
What boiling stone material would be ideal for concentrating sulfuric acid? I tried borosilicate gla ... |
15-2-2014 at 20:14
by: testimento |
Homebuilt 1300°C tube furnace
Silicon carbide elements are good for up to 1600C and I saw them sold in China for decent prices. Ni ... |
15-2-2014 at 17:36
by: testimento |
Problems with a resistive ballast arc furnace (resolved)
Could one use transformer and dimmer to control the arc power or should a ballast be used anyways? I ... |
15-2-2014 at 17:24
by: testimento |
Problem with my chlor-alkali cell
The reason I didn't go for the classic "rocking cell" is because I didn't have mercury available in ... |
15-2-2014 at 14:37
by: testimento |
Problem with my chlor-alkali cell
Well, I ordered some gallium already. So sad, gotta go with Downs cell then.
I have understood ... |
14-2-2014 at 21:59
by: testimento |
The Short Questions Thread (4)
I presented it in mm2 because I was thinking of pipe, let's say 100mm2 cross sectional area, where b ... |
14-2-2014 at 17:01
by: testimento |
The Short Questions Thread (4)
Does anyone have data what is the electrical conductivity of water with 5-25% NaCl concentration per ... |
14-2-2014 at 16:38
by: testimento |
OTC H2SO4 and NaOH are gone...
[rquote=319191&tid=28903&author=Antiswat]there should be a SM main base in the US and in the ... |
14-2-2014 at 16:28
by: testimento |
Good experiments suited for winter?
If you want to do UV experiments, find some shops that sell stuff for home reptiles and snakes and s ... |
14-2-2014 at 14:01
by: testimento |
Phenol from Domestically Available Chemicals
Sorry, forgot the N2O.
So the process would essentially go like this on a tabletop:
In firs ... |
13-2-2014 at 16:33
by: testimento |
Phenol from Domestically Available Chemicals
Has anyone researched this method:
http://www.greener-industry.org.uk/pages/phenol/8PhenolProdMet ... |
13-2-2014 at 13:53
by: testimento |
synthesis of formaldehyde?
Dehydrogenation of methanol on copper or silver catalyst at high temperature is well known process. ... |
11-2-2014 at 18:44
by: testimento |
Extraction of natural occuring minerals (fluorine, mercury)
Hmm, I think it should be determined carefully because that would imply a huge savings on sulfuric a ... |
11-2-2014 at 17:56
by: testimento |
Extraction of natural occuring minerals (fluorine, mercury)
What would be the balanced reaction on Na3AlF6 on H2SO4 to yield HF? |
11-2-2014 at 16:34
by: testimento |
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