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Bubbling dry HCl gas through a extract
[rquote=629515&tid=11219&author=draculic acid69]HCl +Al = definitely large amounts of HCl ga ...
14-1-2020 at 21:21
by: OldNubbins
What is wrong with MDMA production nowdays?
This is the hardest "two trains leave a station" problem I have ever seen...
13-1-2020 at 14:34
by: OldNubbins
Magpie has died
All I know of Magpie lives in my imagination, fed by words on a screen. I did not expect to feel as ...
12-12-2019 at 21:18
by: OldNubbins
Not so secret Santa thing
Category 3

The less I know about something, the greater the opportunity to learn.
5-12-2019 at 14:16
by: OldNubbins
Sodium Borohydride Group Buy
15-10-2019 at 00:34
by: OldNubbins
Brand new JJ-1 Over Head Laboratory Mixer speed cntrol not working... Help diagnosing problem please?
Sounds like an issue with the trim pots. I attached an image with a circle around a bad solder joint ...
14-10-2019 at 10:07
by: OldNubbins
My copper waste solution does not want to clear up
I second this - also have used leftover plaster, epoxy, grout, anything that cures/hardens.
11-9-2019 at 06:27
by: OldNubbins
Identification of a mystery metal
[rquote=611459&tid=149463&author=elementcollector1][rquote=611456&tid=149463&author= ...
3-5-2019 at 21:59
by: OldNubbins
Identification of a mystery metal
[rquote=611456&tid=149463&author=ScienceHideout][rquote=611439&tid=149463&author=Old ...
3-5-2019 at 21:53
by: OldNubbins
Identification of a mystery metal
Regular 50/50 or 60/40 solder (no rosin core) is used, nothing special. Melting point around 400°. ...
3-5-2019 at 15:30
by: OldNubbins
Identification of a mystery metal
Those are either solder bars/sticks for making stained glass windows or babbitt in extruded wire for ...
3-5-2019 at 12:13
by: OldNubbins
OC experiments that can be done without lab
Select the text shown below in blue. Right click and select the option I have highlighted in yellow ...
27-3-2019 at 03:20
by: OldNubbins
Botched a Simple Synth :(
You need a significant excess of the dichlor. Did you account for the likelihood that the pool tabs ...
9-3-2019 at 04:28
by: OldNubbins
Pump oil for Rotary Vane - What grade?

14-1-2019 at 04:44
by: OldNubbins
Steel RBFs
Test for Monel:

Depending on the amount of copper in the alloy, Monel should be somewhat magnetic ...
7-1-2019 at 13:50
by: OldNubbins
Steel RBFs
The bases appear to be stamped "18-8 stainless steel". Is the 'M' on the flask? They could be made o ...
5-1-2019 at 01:31
by: OldNubbins
Large lab

....and thanks for all the fish......
26-12-2018 at 16:41
by: OldNubbins
REMINDER: It's cold outside!
[url=]Couldn't resist[/url]
10-12-2018 at 10:32
by: OldNubbins
FBI Call: Need to Vent
[rquote=553038&tid=99306&author=JJay]The problem is not whether such and such explosive devi ...
23-11-2018 at 00:35
by: OldNubbins
High Test Hydrogen Peroxide (catalytic)

[url=]Do you really want to combine those in a seal ...
27-10-2018 at 17:16
by: OldNubbins
Fitting a Ground Glass Joint to a Steel Plate
I believe ground glass tapers are 1:10 which is about 5.72° total included angle. There are tapered ...
26-10-2018 at 19:51
by: OldNubbins
Proper way to use a dessicator
I use silicone dielectric grease from the auto parts or home improvement stores.
4-10-2018 at 23:09
by: OldNubbins
Mercury Sulfide Being Sold as Medicine for Children
Caveat emptor

If you cannot 'caveat' then maybe the world would be a better place?

We managed ...
4-10-2018 at 23:05
by: OldNubbins
Water desalination in deep sea water - using pressure of the deep - possible?
I use these Firestone airbags in industrial equipment. This is a suggested use by the manufacturer. ...
17-8-2018 at 11:44
by: OldNubbins
Thinning solid fat/oils for injecting (venturi air suction) into forge?
Try rendering the thicker fats and oils containing solids several times. Heat up low and slow for se ...
23-7-2018 at 21:10
by: OldNubbins
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