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LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
Green and yellow are definitely earth - I noticed the earth symbol on the plastic and they are both ...
5-2-2011 at 18:04
by: 1281371269
LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
Nope, no hum.

The resistance between the live and neutral is above even the 2Mohm reading. No sug ...
5-2-2011 at 18:02
by: 1281371269
LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
The most stupid thing I've done in school science lessons was to put some calcium carbonate in the 5 ...
5-2-2011 at 17:43
by: 1281371269
LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
I really can't thank you enough for your post peach, it's fantastic.
I have a very basic knowledge ...
5-2-2011 at 16:56
by: 1281371269
LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
Just found this:
http://www.embraco.com.br/portugue/produtos/informativos_pdf/02003.pdf

If you s ...
5-2-2011 at 11:05
by: 1281371269
LET THIS SIGNAL THE END OF THE FRIDGE PUMP QUESTIONS!
I recently bought a fridge compressor from eBay (I know I could have got one for free, but this was ...
5-2-2011 at 09:09
by: 1281371269
Anti bumping measures
Found these on eBay(.co.uk) which might be of interest:

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?Vi ...
2-2-2011 at 07:23
by: 1281371269
Methanol --> Formic Acid
Fruity is the classic aldehyde smell. Carboxylic acids are supposed to smell more acrid.

Panziand ...
2-2-2011 at 07:21
by: 1281371269
Analysis of N2O
I'll definitely try that copper wire test, thanks.

I also had another idea about testing for HF: ...
1-2-2011 at 10:59
by: 1281371269
Site Protocals
Wow! Wish I lived in the US...
31-1-2011 at 09:55
by: 1281371269
What the hell...
Came across this whilst looking for some glassware:

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewIt ...
31-1-2011 at 03:40
by: 1281371269
Analysis of N2O
Also, I've double checked and he would still like to pass the stuff on to a proper lab for further t ...
30-1-2011 at 08:53
by: 1281371269
Analysis of N2O
I've done some further tests and am pretty much stumped.

I passed the gas (x) through a heated gl ...
30-1-2011 at 08:16
by: 1281371269
Analysis of N2O
Thank you all very much for the suggestions.

Yes, the flame was exactly that colour.

I didn't ...
27-1-2011 at 14:54
by: 1281371269
Analysis of N2O
I was wrong - it's not sold for inhalation, apparently. It's sold with a balloon, the idea being tha ...
27-1-2011 at 14:08
by: 1281371269
Analysis of N2O
ScienceSquirrel - great idea, thank you! I'll definitely use that method if I find evidence of SO2. ...
27-1-2011 at 10:55
by: 1281371269
Analysis of N2O
I don't know, I don't think he's that intelligent if I'm honest. And I understand that it's small ca ...
26-1-2011 at 14:58
by: 1281371269
Analysis of N2O
Someone from my school was posting around on facebook asking if anyone's dad was a scientist and cou ...
26-1-2011 at 12:45
by: 1281371269
How many of you are in the UK, and want laboratory grade chemicals?
Indubitably. If you could get glassware at a reasonable price, even more so.

However, I'm not sur ...
26-1-2011 at 12:20
by: 1281371269
voltage, electron donor &electron accepetor
This doesn't make sense - voltage isn't a measure of the number of electrons, but rather their flow. ...
22-1-2011 at 18:16
by: 1281371269
Kipp's Apparatus
Mossy zinc? Sounds good to me!
17-1-2011 at 14:30
by: 1281371269
Kipp's Apparatus
It's made of HDPE and the stopcock is PTFE, so both of those should be fine. There might be some dif ...
11-1-2011 at 11:34
by: 1281371269
Conc. Sulphuric- UK sources
You can decolourise it by adding a small amount of Conc. H2O2 and leaving it for a while, then heati ...
9-12-2010 at 14:04
by: 1281371269
Kipp's Apparatus
The apparatus has arrived!

I haven't yet had a chance to properly test it, but I already have one ...
6-12-2010 at 13:32
by: 1281371269
Make Potassium (from versuchschemie.de)
Would this work with NaOH?

NaOH would presumably be easier to work with - fewer problems relating ...
5-12-2010 at 12:08
by: 1281371269
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