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Electrical Furnace Contruction - My design and implementation
Hinz, I worry about a furnace with a wood outside cover. After a few hours of heating the temperatu ... |
20-12-2005 at 17:08
by: Mr. Wizard |
Molten Graphite?!
Using GOOGLE,"triple point of graphite" I found a dozen sites. Here is one:
http://scitation.aip.or ... |
17-12-2005 at 22:41
by: Mr. Wizard |
Exotic thermites & analogs
Be aware the oxide of this metal is very toxic, volatile, and expensive. 
http://www.chm.bris.ac ... |
14-12-2005 at 10:30
by: Mr. Wizard |
Preparation of Mercuric Sulphide Question
I too store my Hg containers in a plastic sealed container with some sulfur. The black sulfide is vi ... |
10-12-2005 at 10:55
by: Mr. Wizard |
Carbon arc Furnace
Magpie, Funny how it happens when you are looking for something you see them all around you A 160 ... |
7-12-2005 at 20:18
by: Mr. Wizard |
Carbon arc Furnace
Your best bet, as far as easily available materials would be the transformer from a dead microwave o ... |
5-12-2005 at 22:25
by: Mr. Wizard |
Electrical Furnace Contruction - My design and implementation
Thanks for the suggestion to use the copper/graphite brushes from an alternator repair kit. I could ... |
2-12-2005 at 09:49
by: Mr. Wizard |
Electrical Furnace Contruction - My design and implementation
The variable autotransformer is also called a variactor, and they were very popular before solid sta ... |
30-11-2005 at 21:34
by: Mr. Wizard |
School Science no danger but is still curtailed
I confess the things interesting me in science were the sparks, flashes, bangs, and flames. Making ... |
24-11-2005 at 09:06
by: Mr. Wizard |
Composition of "Ni99" welding rods.
jpsmith123. Did you even bother to use the search engine? I found it right away with Google.
http:/ ... |
16-11-2005 at 09:46
by: Mr. Wizard |
Interesting substances from SO2...
[quote][i]Originally posted by Magpie[/i]
Early in my career I had a job in the technical service d ... |
5-11-2005 at 19:22
by: Mr. Wizard |
electron gun
Anybody who uses a vacuum tube number (12AX7) for his handle should be able to guide us on electron ... |
23-10-2005 at 22:20
by: Mr. Wizard |
electron gun
You could cheat and use the gun from an old CRT monitor. Are you trying to get heating or just a be ... |
23-10-2005 at 18:11
by: Mr. Wizard |
ethanol or methanol as a fuel
There is a gas station here that sells E-80, n ethanol gasoline mixture containing, you guessed it, ... |
23-10-2005 at 09:38
by: Mr. Wizard |
ethanol or methanol as a fuel
Run Forrest, run, run, the fuming red hell is chasing you.
Advantages of methanol:
It can be m ... |
22-10-2005 at 20:04
by: Mr. Wizard |
Synthesis of Gold
[quote][i]Originally posted by darkflame89[/i]
Correct, all nuclei after iron-56 cannot be formed b ... |
18-10-2005 at 12:39
by: Mr. Wizard |
Plasma propulsion
You may already know about the Farnsworth Fusor and the story of Philo T. Farnsworth, the inventor o ... |
17-10-2005 at 18:41
by: Mr. Wizard |
methylene chloride alert!
Sorry to hear of your exposure. Another problem is leaking alkyl halides exposed to flames and comb ... |
17-10-2005 at 11:59
by: Mr. Wizard |
Phenyl isonitrile: the worst stench ever.
http://www.orgsyn.org/orgsyn/orgsyn/prepContent.asp?prep=v82p0018
Section 2 line 14. It may be of ... |
8-10-2005 at 19:00
by: Mr. Wizard |
Iron ions and oak?
It looks like the tannic acid in the oak reacts with the iron and you get ferrous or ferric tannate ... |
4-10-2005 at 06:51
by: Mr. Wizard |
Alternative Lubricants
I don't think we'll ever have a lubricating oil problem, as the relative quantity of petro ... |
27-9-2005 at 18:33
by: Mr. Wizard |
prussic acid preparation ?
Asking how to prepare HCN is like a kid with a box of matches and a bucket of gasoline asking how to ... |
17-9-2005 at 06:39
by: Mr. Wizard |
co2
It's possible it uses either sodium bicarbonate, or calcium carbonate, or even potassium carbo ... |
13-9-2005 at 18:22
by: Mr. Wizard |
co2
The easiest is dry ice or gaseous CO2 in water:
CO2 + H2O <=> H2CO3
increased pressure tilts ... |
13-9-2005 at 16:48
by: Mr. Wizard |
the affect of electric field on electrolytes
If you do that with a non conductor you end up with a capacitor. Energy will be stored by the materi ... |
13-9-2005 at 08:54
by: Mr. Wizard |
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