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Making a really HOT electric resistance furnace

What would you make the reflector from?

You would need to start with a lower temperature (1000C ...
15-5-2017 at 12:02
by: yobbo II
looking for cheapest routes to acid sythesis

So long as you have an anode and suitable membrane, you are on the pigs back (so to speak).
12-5-2017 at 15:01
by: yobbo II
Preparation of elemental phosphorus

If you had more controlled heating would that help. If you held the temperature at say 950C for so ...
11-5-2017 at 04:38
by: yobbo II
Minus replys count
This weirdness has appeared before. Just mentioning it should anyone need to know about it.

Yob
8-5-2017 at 13:54
by: yobbo II
Thoughts On Anodes
Glassy carbon rods are available here

http://onyxmet.com/index.php?route=product/search&filte ...
3-5-2017 at 14:39
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?

https://en.wikipedia.org/wiki/Calcium_ammonium_nitrate

wiki has some good confusing info on Cal ...
3-5-2017 at 11:40
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?
[rquote=482246&tid=70411&author=Melgar]

, I believe. Ca/NH4 nitrate isn't floor sweeping ...
3-5-2017 at 11:26
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?

In more 'scientific circles' lime is calcium hydroxide.
Lime is a very old and very broadly used ...
3-5-2017 at 10:44
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?
[rquote=482217&tid=70411&author=JJay]Calcium carbonate is chalk; lime is calcium hydroxide.
...
3-5-2017 at 05:18
by: yobbo II
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?
[rquote=467829&tid=70411&author=XeonTheMGPony]Wall mart cold packs seem to be cal ammonium N ...
3-5-2017 at 00:19
by: yobbo II
lead acetate "neutralization"

Would not some cheap ammonium sulphate from the gargen shop do the trick. You will get lead sulpha ...
30-4-2017 at 13:38
by: yobbo II
Quick question on a potassium chlorate cell
[rquote=481752&tid=14333&author=Laboratory of Liptakov]Thanks. Other words 1 cm2 on mesh = 1 ...
28-4-2017 at 07:37
by: yobbo II
Quick question on a potassium chlorate cell

Area of LaserReds mmo mesh has been discussed before somewhere or other and it was agreed that the ...
27-4-2017 at 15:29
by: yobbo II
The Short Questions Thread (4)

The auld story. Bad memories from a memory mattress encounter.
27-4-2017 at 15:25
by: yobbo II
Electrical ignition system

If you up the voltage a bit (within reason) the delay will probably be reduced a bit.
25-4-2017 at 05:19
by: yobbo II
DIY Bacteria culture/algae Incubator

Some egg incubators are just a polystyrene box.. Get some sheets of the stuff and glue together us ...
25-4-2017 at 05:15
by: yobbo II
Mailing from US to UK

It's a pity they is no snail mail from USA to Europe. There only seem to be 'as fast as possibly' ...
20-4-2017 at 15:26
by: yobbo II
Electrical ignition system

I believe that I read somewhere or other that if you are blasting close to a great big transmitter ...
19-4-2017 at 14:25
by: yobbo II
Breaking rock without explosives

I have actually used the fire method to remove a small outcrop of very hard rock that was stickin ...
19-4-2017 at 14:19
by: yobbo II
Mailing from US to UK

It would be interesting to know how much it costs to send a package 1000 miles inside China and ho ...
19-4-2017 at 14:11
by: yobbo II
How to get metal/metal oxides?
http://www.sciencemadness.org/talk/viewthread.php?tid=71009

If you can get access to a furnace an ...
19-4-2017 at 14:08
by: yobbo II
Extracting Cobalt from cemented carbide tools.

If you added steam to the furnace it would convert all of the Co + carbide to oxides IWI
19-4-2017 at 14:01
by: yobbo II
(UK) long-term chemophobia persecution campaign

The likes of this does not help.

https://www.theguardian.com/uk-news/2017/apr/17/london-bar-bu ...
17-4-2017 at 06:06
by: yobbo II
Breaking rock without explosives

Thanks for replys.
Going to the patents there are lots of formula.
Searching for rock breaking + ...
13-4-2017 at 15:49
by: yobbo II
Breaking rock without explosives

There are a number of products on the market for breaking up rock and concrete without explosives. ...
13-4-2017 at 12:49
by: yobbo II
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