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DIY burners and torches
[rquote=643838&tid=156100&author=Junk_Enginerd]Is anyone here making high performance burner ...
29-8-2020 at 11:25
by: wg48temp9
Copper sulphate preparation question
[rquote=643805&tid=156097&author=unionised]An important part of the reason is
SO2 + 2 H2O2 ...
29-8-2020 at 00:22
by: wg48temp9
Ideas for iron powder
[rquote=643621&tid=156085&author=Maurice VD 37]If you put a horizontal paper sheet or board ...
25-8-2020 at 03:54
by: wg48temp9
What does it take to make liquid oxygen from air using compression?
Below is is a T-s graph for nitrogen from https://arxiv.org/ftp/arxiv/papers/1501/1501.07392.pdf

...
24-8-2020 at 01:00
by: wg48temp9
Reducing sodium molybdate by nascent hydrogen
[rquote=643509&tid=150706&author=Bedlasky]Try dissolve small amount of it in water. Maybe it ...
22-8-2020 at 06:05
by: wg48temp9
Reducing sodium molybdate by nascent hydrogen
Here is an observation of mine:

I had a dilute solution of what I assumed was molybdic acid in a ...
22-8-2020 at 01:56
by: wg48temp9
S35/20 balljoint dimensions
[rquote=643490&tid=156071&author=Mateo_swe]I have the female socket ball-joint part.
I was ...
21-8-2020 at 16:05
by: wg48temp9
S35/20 balljoint dimensions
[rquote=643490&tid=156071&author=Mateo_swe]I have the female socket ball-joint part.
I was ...
21-8-2020 at 15:57
by: wg48temp9
Oxidation and reduction in molten glasses (glassworking)
[rquote=643386&tid=156054&author=Chemetix]
snip
There's plenty of images and artists on th ...
20-8-2020 at 02:37
by: wg48temp9
Explaining your chemistry hobby
[rquote=643390&tid=155811&author=OldNubbins]I suppose it is technically electroplating but I ...
20-8-2020 at 02:22
by: wg48temp9
Leaking desiccator
You can check how well ground glass joints mate by lightly smearing one of the surfaces with a brigh ...
20-8-2020 at 01:11
by: wg48temp9
How is yeast dried so its viable when re-hydrated
[rquote=643379&tid=155972&author=Tsjerk]The fingerprint on plate is a cool experiment! What ...
19-8-2020 at 13:45
by: wg48temp9
Explaining your chemistry hobby
[rquote=643376&tid=155811&author=OldNubbins]I think most people have a shallow understanding ...
19-8-2020 at 13:33
by: wg48temp9
How is yeast dried so its viable when re-hydrated
[rquote=643231&tid=155972&author=Tsjerk]The bacteriological-grade agar is made to do analysi ...
19-8-2020 at 12:44
by: wg48temp9
Oxidation and reduction in molten glasses (glassworking)
If your into glass you may find a youtube video by Applied Science interesting. Its about making p ...
19-8-2020 at 01:29
by: wg48temp9
Oxidation and reduction in molten glasses (glassworking)
Glass containing lead becomes black or grey when heated with reducing flame. It would be very unus ...
18-8-2020 at 16:44
by: wg48temp9
Ethanol Distillation
In general water solutions containing significant dissolved CO2 do not bump.

A pinch of sodium b ...
18-8-2020 at 01:08
by: wg48temp9
What does it take to make liquid oxygen from air using compression?
[rquote=643170&tid=156012&author=unionised][rquote=643168&tid=156012&author=wg48temp ...
16-8-2020 at 05:01
by: wg48temp9
What does it take to make liquid oxygen from air using compression?
The graph below shows the JT coefficient for some gases. From the graph nitrogen when expanding from ...
16-8-2020 at 04:12
by: wg48temp9
Parcel fake tracking data
I have been suspicious of parcel tracking data on ebay. The initial tracking data appears to be an a ...
16-8-2020 at 02:28
by: wg48temp9
Easy Colourful Quantum Dots
While looking for a wiring diagram for my dishwasher, which I did not find, but I did find a paper d ...
14-8-2020 at 14:21
by: wg48temp9
How is yeast dried so its viable when re-hydrated
Thanks macckone.

I ordered some agar agar. Ebay £3.79 for 100g at 4% it should make 2.5l
medi ...
14-8-2020 at 11:16
by: wg48temp9
How is yeast dried so its viable when re-hydrated
Two weeks ago I ordered an aquarium heater from China. It arrived today almost before the drive bel ...
14-8-2020 at 07:19
by: wg48temp9
Looking for interesting/useful reaction that uses UV light as catalyst or energy source
You will probably enjoy read the following paper about Light-Controlled Radical Polymerization. Unfo ...
11-8-2020 at 13:46
by: wg48temp9
How is yeast dried so its viable when re-hydrated
Thanks for all the info guys.

Here is my yeast storage strategy. Without doing more research to ...
9-8-2020 at 22:36
by: wg48temp9
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