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Did a Cherenkov Lamp Exist? It would take a degree of galloping insanity that even the former USSR would wince about. But that ...	1-5-2018 at 11:45 by: unionised
Organic Waste Disposal For a lot of things a reasonable option is to add diesel fuel, pour it onto scrap timber or paper an ...	1-5-2018 at 11:30 by: unionised
Separation of Nitroethane from Methoxy-2-propanol [rquote=516033&tid=82269&author=Eddygp]Purely unsubstantiated idea, but would coordination t ...	29-4-2018 at 12:10 by: unionised
Sulaiman's "SM Challenge: Water Still" Even if you only use it for water you may need a license for a still. You certainly used to in the ...	29-4-2018 at 10:24 by: unionised
Separation of Nitroethane from Methoxy-2-propanol [rquote=516000&tid=82269&author=Tsjerk] maybe you can oxidize the M2P alcohol to the carboxy ...	29-4-2018 at 09:21 by: unionised
Separation of Nitroethane from Methoxy-2-propanol Adding water may well create a ternary azeotrope. Could the ether be hydrolysed to the alcohols? ...	28-4-2018 at 10:16 by: unionised
Problem with qualitative analysis of possible copper(II)ion You could repeat the experiment, but add an oxidant before you add the alkali. Perhaps hydrogen per ...	26-4-2018 at 12:43 by: unionised
Problem with qualitative analysis of possible copper(II)ion In the presence of a lot of chloride you can get a mixture of Cu(I) and Cu(II) compounds. I wouldn' ...	26-4-2018 at 11:20 by: unionised
Balance calibration recommendations in the UK? Some Local Authorities / Trading Standards offices run it as a side line.	24-4-2018 at 10:30 by: unionised
Preparation of Charcoal by the Slow Pyrolysis of Wood Scraps [rquote=515125&tid=82077&author=XeonTheMGPony]May I recommend a old pressure cooker for the ...	21-4-2018 at 08:44 by: unionised
Beryllium from Beryllium Oxide The toxicity is still the big problem.	17-4-2018 at 11:23 by: unionised
Beryllium from Beryllium Oxide "The safest option i can think of is fusing Beryllium Oxide...". Not an easy option- Mpt is about 2 ...	17-4-2018 at 11:06 by: unionised
Melting Obsidian? This is not a practical solution; but it's cool. https://www.youtube.com/watch?v=hv3jeGUv9fY	15-4-2018 at 01:58 by: unionised
Melting Obsidian? I think the biggest problem you will face is making sure that a big block of glass cools evenly eno ...	15-4-2018 at 00:46 by: unionised
obtaining isopropenyl acetate? Ketene isn't nice to work with but, if you insist on using it, there is an example here https://rep ...	14-4-2018 at 07:42 by: unionised
Make Alkali metals from controlled decomp of azides?? OK, Don't play with sodium azide- it's roughly as toxic as sodium cyanide. However, heating sodi ...	14-4-2018 at 03:16 by: unionised
Making Pinchbeck Brass You can make toffee by melting sugar (well above 100C) and adding water or heating water sugar t ...	12-4-2018 at 11:02 by: unionised
Bromine recovery from sea bitten IIRC the usual trick is to add an oxidant- like chlorine. Blow air through the oxidised material whi ...	12-4-2018 at 10:49 by: unionised
Azeotropes [rquote=513680&tid=81835&author=DavidJR] But you'd probably be better off using a drying ...	10-4-2018 at 12:48 by: unionised
Fisher Accumet IC (transistor?) replacement? Remember that whatever it was that killed the voltage regulator may also have damaged the rest of th ...	7-4-2018 at 03:53 by: unionised
Someone is wrong (about organic chemistry) on the Internet! I must be missing something. It's asserted that isopropylbenzylamine is a stimulant- in some way co ...	6-4-2018 at 16:54 by: unionised
Nylon and Acid A couple of things first stop CAPITALISING random words- it's distracting. The second is this: is ...	6-4-2018 at 05:06 by: unionised
Chlorine exposure limit for work It's hard to define the idea of "equilibrium" in the presence of light. Enough hard UV would turn w ...	5-4-2018 at 11:40 by: unionised
Chlorine exposure limit for work [rquote=512695&tid=81596&author=AJKOER] A technical point, my understanding is that a fer ...	5-4-2018 at 11:09 by: unionised
Chlorine exposure limit for work [rquote=512695&tid=81596&author=AJKOER]Unionised: A green chlorine cloud in air is pure c ...	5-4-2018 at 11:00 by: unionised
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