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Blue candles? [rquote=452335&tid=66606&author=metalresearcher]When using CuSO4, you must use the white anh ...	20-6-2016 at 10:39 by: unionised
DP washing soda anti cake agent? In my experience if you dissolve a lot of the stuff in not much water, there's some insoluble white ...	19-6-2016 at 10:31 by: unionised
Killing FLIES!!!! - Hunting them down for the slaughter!!! [rquote=451847&tid=66531&author=Armistice19] https://books.google.com/books?id=oBa_wQt9-W4C ...	19-6-2016 at 04:08 by: unionised
Carbonate containing thermites "But seriously, is it a completly dumb idea?" Yes. The hot gases would spatter white hot stuff ev ...	18-6-2016 at 11:42 by: unionised
Silicon tetraiodide (and other uses for elemental silicon) [rquote=451781&tid=66526&author=Melgar]I dunno. Iodine is like the fat kid of halogens. Ev ...	16-6-2016 at 12:58 by: unionised
Potassium chloride going purple in radiation I doubt it. According to this https://en.wikipedia.org/wiki/Isotopes_of_americium which says "Nin ...	12-6-2016 at 09:55 by: unionised
Glyoxylic acid by magnesium reduction The bubbles of hydrogen are a give away here. What is reduced by the magnesium is water. There may ...	12-6-2016 at 09:26 by: unionised
Potassium chloride going purple in radiation Americium thorium and uranium are alpha emitters, rather than beta (at least, fr the isotopes you ca ...	12-6-2016 at 08:30 by: unionised
Mine platinum from the dust next to highways i think you might need to look at magnesia or zirconia crucibles to stand up to the molten alkali.	11-6-2016 at 02:25 by: unionised
Gun design [rquote=450955&tid=66436&author=ecos]Hi All, I have enough KClO3 and I was planning to sh ...	8-6-2016 at 11:53 by: unionised
Mine platinum from the dust next to highways Just out of idle curiosity, what do you plan to use as a crucible?	7-6-2016 at 13:11 by: unionised
40gal Muriatic acid advertised for "free" At about 20% HCl by weight it distils nicely.	7-6-2016 at 13:00 by: unionised
preparation of congo red [rquote=451076&tid=66391&author=Magpie] ...This is quite contaminated with Na2CO3 and I wil ...	7-6-2016 at 12:59 by: unionised
40gal Muriatic acid advertised for "free" Sell it.	7-6-2016 at 10:41 by: unionised
Copper from pre-1981 US pennies You could just hacksaw a penny in half and show the "silvery" colour of the bit in the middle. Then ...	6-6-2016 at 12:53 by: unionised
Copper from pre-1981 US pennies [rquote=450972&tid=66429&author=Orenousername]... ZnCl2 is quite insoluble in water as well. ...	6-6-2016 at 12:51 by: unionised
In the news – new lens technology There are lots of lens aberrations so you could still have one of them but claim to have removed som ...	5-6-2016 at 12:23 by: unionised
Mine platinum from the dust next to highways [rquote=450740&tid=66368&author=deltaH] Think about it, if conditions are so extreme to r ...	5-6-2016 at 09:12 by: unionised
In the news – new lens technology If the way it works is anything like a diffraction grating (and it looks like it might be) then the ...	5-6-2016 at 04:30 by: unionised
preparation of congo red [rquote=450768&tid=66391&author=Magpie] I feel that this is quite a challenge as what I ...	4-6-2016 at 10:33 by: unionised
Mine platinum from the dust next to highways [rquote=450623&tid=66368&author=deltaH][rquote=450594&tid=66368&author=aga] So, f ...	4-6-2016 at 03:47 by: unionised
Making my own superconductor (MgB2) Both B and Mg are rather reactive- what do you plan to melt them in?	2-6-2016 at 11:11 by: unionised
"Mironova" Ergothionein - Anyone know how this is made / if it is effective? It's closely related to this weak carcinogen. https://ntp.niehs.nih.gov/ntp/roc/content/profiles/ ...	1-6-2016 at 11:17 by: unionised
Mine platinum from the dust next to highways [rquote=450345&tid=66368&author=deltaH]The nice thing about ordinary PGM ore is that the val ...	31-5-2016 at 13:23 by: unionised
Mine platinum from the dust next to highways Recycling the PGM would also be more environmentally friendly: Pt etc are toxic	30-5-2016 at 04:10 by: unionised
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