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Tired of reporting spam
I would suggest reporting the oldest post by the spam bot- that is the first post, that increases th ...
25-3-2014 at 01:23
by: froot
Pronouncing Chemistry Vocab
22-3-2014 at 23:03
by: froot
Where is not_important?
Sorry to see you go bfessor, the amount of time you spent sifting and tidying has not gone unnoticed ...
9-3-2014 at 11:30
by: froot
Storing con. HNO3 and other jewels
I've got my HNO3 in a glass stoppered conical flask that sits in a small plastic bucket on an open s ...
1-3-2014 at 23:58
by: froot
Two "gear pumps" as an internal combustion engine
Gear pumps by design are perfectly suited for high pressure applications because back pressure won't ...
20-2-2014 at 12:54
by: froot
Torch for melting and heating glass
Something like this:


[url]http://ww ...
18-2-2014 at 02:41
by: froot
Electrical Jackpot
From that link: [quote]The voltage regulator, designed to operate on a
nominal +24 and —24 volt d ...
10-2-2014 at 07:07
by: froot
Electroforming Copper Liners
I know this is a little late but to ensure uniform density and thickness of the liner you should rot ...
6-2-2014 at 22:26
by: froot
Yes that's why I'm asking in this section. According to the web there is no such thing but if I look ...
6-1-2014 at 12:28
by: froot
Getting some things off my chest about inventing.
Innovation is frought with drama, to avoid this do what I do, go innovate and THEN report back to us ...
21-11-2013 at 22:32
by: froot
Remarkable reaction with adjustable delay
Or maybe see if placing the test tube into a ice water bath after mixing affects the delay.
7-11-2013 at 06:01
by: froot
Electrochemiluminescence lamp with TEMPO
[quote]As far as I know, in South Africa, we don't have OTC methanol (guys in the US I believe use a ...
29-10-2013 at 02:45
by: froot
Potassium ferrate(VI) from Fe3O4 and KBrO3 in molten KOH/KNO3 eutectic
What about [url=]t ...
17-10-2013 at 23:00
by: froot
Catalytic Converter PGM Recovery
Did you check the material's magnetic properties?
14-10-2013 at 23:56
by: froot
Isotopic bullion
Noble metals are are relatively rare, chemically unreactive and have distinct characteristics such a ...
10-10-2013 at 22:37
by: froot
Hydrogen from [bio]glycerine by electrolysis for fuel cells
Ha! Another Safrican! :cool:

DeltaH I briefly skimmed over this topic and think I get the gist of ...
7-10-2013 at 03:28
by: froot
Pretty Pictures (2)
Ohhh beautiful! Wish I had that for my element collection :)

I got this piece ...
7-10-2013 at 00:51
by: froot
Tired of reporting spam
If a bot posts a string of spam topics the only report the oldest post for each bot, it will take ca ...
30-9-2013 at 22:12
by: froot
Buying sodium wire of 0.1-0.3 mm dia
I would imagine you'd need to extrude it in situ using a press thats immersed in a bath of inert flu ...
10-9-2013 at 06:47
by: froot
What to do with excess electricity? Any neat things to produce?
How much excess electricity are we talking about?
If you had enough you could source yourself an in ...
5-9-2013 at 22:47
by: froot
Graphene wiki page, what does this mean?
Makes me wonder if graphene could be used as a proton exchange membrane.
26-8-2013 at 03:06
by: froot
Catalytic Converter PGM Recovery
[quote]4) Treat material with aqua regia (3:1 HCl:HNO3) to dissolve platinum and palladium. Rhodium ...
22-8-2013 at 05:33
by: froot
Make Potassium (from
[quote]I believe that the compound I was able to synthesis based on the color, is stage one potassiu ...
20-8-2013 at 02:20
by: froot
pgm extraction
You probably have insoluble values in both vessels and all you've achieved at this point is pulled t ...
19-8-2013 at 23:16
by: froot
Energetic Materials Forum
[quote]I have withdrawn my opinion to remove the EM forum.[/quote]

Great, detritus this topic the ...
18-8-2013 at 22:08
by: froot
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