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What does it take to make liquid oxygen from air using compression?
Wow. This really seems within the realm of doable. The linde process, using only a nozzle for the "w ... |
12-8-2020 at 13:52
by: Junk_Enginerd |
What does it take to make liquid oxygen from air using compression?
This has been bouncing about it my head for a while. What sort of pressures and equipment would be n ... |
12-8-2020 at 11:28
by: Junk_Enginerd |
HHO Flame Generator for Glaswork
Yep. Tiny nozzle and decent pressure, or you get a flashback. Also, a small nozzle not only accelera ... |
12-8-2020 at 09:30
by: Junk_Enginerd |
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
[rquote=642674&tid=155980&author=Belowzero][quote]
Note that directly dissolving SO3 in wat ... |
10-8-2020 at 11:02
by: Junk_Enginerd |
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
I like it. The vacuum should help, and self regulate the reaction too. Vacuum increases evaporation ... |
9-8-2020 at 21:59
by: Junk_Enginerd |
Is it feasible to make sulfuric acid via H2O+SO3 in vapour phase?
So I've wanted a sustainable and renewable source for sulfuric acid, rather than scavenging batterie ... |
9-8-2020 at 10:49
by: Junk_Enginerd |
HHO Flame Generator for Glaswork
I've made a pretty decent hydrogen/oxygen torch+generator. Continuous operation about 24 V/50 A=1200 ... |
9-8-2020 at 07:03
by: Junk_Enginerd |
ammonia from leaves
What about some variant of composting? If I don't have enough nutrient-poor material in the compost( ... |
9-8-2020 at 06:08
by: Junk_Enginerd |
Why can metals above Hydrogen in the reactovity series be electroplated?
[rquote=642544&tid=155964&author=unionised]The complicated answer involves this
https://en. ... |
8-8-2020 at 04:01
by: Junk_Enginerd |
Why can metals above Hydrogen in the reactovity series be electroplated?
I have very little formal training in chemistry. Just the regular high school stuff, then I went and ... |
8-8-2020 at 03:33
by: Junk_Enginerd |
Nitric acid
[rquote=641983&tid=64197&author=Whathappensif]
By definition, if you need to provide someth ... |
5-8-2020 at 11:23
by: Junk_Enginerd |
Some basic questions and clarifications on NaCl chlorate cell and potassium chlorate
[rquote=641992&tid=155898&author=markx]Stainless steel is incompatible with halogen bearing ... |
5-8-2020 at 00:16
by: Junk_Enginerd |
Degassing moulten metals (especially Al, Zn & maybe copper) - how does it actually work?
I think the majority of fluxes work through two major mechanisms.
One is covering, which borax i ... |
2-8-2020 at 07:03
by: Junk_Enginerd |
Some basic questions and clarifications on NaCl chlorate cell and potassium chlorate
[rquote=641875&tid=155898&author=B(a)P][rquote=641845&tid=155898&author=Junk_Eng ... |
1-8-2020 at 05:29
by: Junk_Enginerd |
Nitric acid
[rquote=641715&tid=64197&author=Whathappensif][rquote=426012&tid=64197&author=woelen ... |
30-7-2020 at 11:13
by: Junk_Enginerd |
Some basic questions and clarifications on NaCl chlorate cell and potassium chlorate
[rquote=641828&tid=155898&author=B(a)P]First general question I have is did you add some for ... |
30-7-2020 at 04:49
by: Junk_Enginerd |
Some basic questions and clarifications on NaCl chlorate cell and potassium chlorate
[rquote=641822&tid=155898&author=mysteriusbhoice]words[/rquote]
Great, thanks for confirm ... |
30-7-2020 at 04:35
by: Junk_Enginerd |
Some basic questions and clarifications on NaCl chlorate cell and potassium chlorate
I've just got my first chlorate cell up and running. Bought a ~30x120 mm MMO anode from eBay and mad ... |
30-7-2020 at 01:46
by: Junk_Enginerd |
In case anyone's curious about acid burns, I spilled a small amount of boiling RFNA on my arm.
[rquote=641324&tid=155812&author=Fery]The reddish surrounding (barely visible for not traine ... |
26-7-2020 at 14:38
by: Junk_Enginerd |
Oily layer in HNO3 distilled from bisulphate and nitrate?
[rquote=641330&tid=155856&author=Herr Haber]Where do these tubes go in your distillation set ... |
26-7-2020 at 14:31
by: Junk_Enginerd |
Oily layer in HNO3 distilled from bisulphate and nitrate?
rquote=641315&tid=155856&author=Draeger]I've heard HNO3 liquifies silicone rubber, so it m ... |
24-7-2020 at 10:05
by: Junk_Enginerd |
Oily layer in HNO3 distilled from bisulphate and nitrate?
I've distilled a few hundred ml of red fuming nitric acid from sodium bisulphate and sodium nitrate ... |
24-7-2020 at 07:50
by: Junk_Enginerd |
In case anyone's curious about acid burns, I spilled a small amount of boiling RFNA on my arm.
So, about one week post exposure, still looking good. It's itchy as all hell, which is annoying but ... |
23-7-2020 at 03:34
by: Junk_Enginerd |
DIY Heating mantle
Gypsum plaster will take roughly 400°C without much problems. At a higher temperature it will lose ... |
22-7-2020 at 05:49
by: Junk_Enginerd |
What mechanism typically stops a gas evolving reaction reaching "infinite" pressure?
[rquote=641110&tid=155837&author=Belowzero]Just to clarify; are you saying you expect the re ... |
20-7-2020 at 03:20
by: Junk_Enginerd |
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