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Nice chemical jokes on astronomy forum (cloudynights.com)
Here a PDF of the forum.
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18-1-2021 at 04:02
by: metalresearcher |
Nice chemical jokes on astronomy forum (cloudynights.com)
Very funny !
https://www.cloudynights.com/topic/731332-fun-website-for-chemists/#entry10536667
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18-1-2021 at 03:37
by: metalresearcher |
How to calcine aluminum but not copper.
Calcining is heating a substance to remove volatile components, chemically bound and / or mixed.
... |
14-1-2021 at 03:54
by: metalresearcher |
Why is there no electronic optical pyrometer ?
[rquote=652530&tid=156842&author=Twospoons]I absolutely meant silicon, not silica. Theres a ... |
4-1-2021 at 13:16
by: metalresearcher |
Why is there no electronic optical pyrometer ?
[rquote=652505&tid=156842&author=macckone]Try searching non-contact infrared thermometer.
T ... |
4-1-2021 at 01:41
by: metalresearcher |
Why is there no electronic optical pyrometer ?
An optical pyrometer is a device with an incandescent filament observed by the user against the back ... |
3-1-2021 at 03:05
by: metalresearcher |
Does nuclear fusion really solve problems ?
[rquote=652219&tid=156820&author=j_sum1]Directly addressing the OP, here is a recent video o ... |
30-12-2020 at 09:33
by: metalresearcher |
Does the island of stability really exist ?
Some rumors are about this. I think it is wishful thinking. There is no proof of 'stable' isotopes ( ... |
29-12-2020 at 10:27
by: metalresearcher |
Does nuclear fusion really solve problems ?
Since the 1950s it is said that nuclear fustion will be feasible 'within thirty years'. At that time ... |
28-12-2020 at 12:23
by: metalresearcher |
shock sensitive mixtures of KNO3
KNO3 is less shock semsitive than KClO3, the latter forms much more shock sensitive mixtures. Hence ... |
26-12-2020 at 10:11
by: metalresearcher |
Hotter alternative for Kanthal ?
[rquote=651251&tid=156737&author=macckone]Kanthal A1 can melt copper but as previously state ... |
14-12-2020 at 13:05
by: metalresearcher |
Hotter alternative for Kanthal ?
[rquote=651203&tid=156737&author=Sulaiman]silicon carbide https://www.google.com/search?q=hi ... |
13-12-2020 at 06:51
by: metalresearcher |
Hotter alternative for Kanthal ?
I use an electric furnace for copper melting or other metals, but when I need higher temps, I have t ... |
12-12-2020 at 23:48
by: metalresearcher |
Gunpowder (Potassium Chlorate) from Bleach
[rquote=650647&tid=156674&author=woelen]After reading this thread I have one comment: Do not ... |
6-12-2020 at 03:14
by: metalresearcher |
Sulfuric Acid in NZ V2
Strict EU(-like) regulations also apply to NZ ?
http://www.sciencemadness.org/talk/viewthread.php?t ... |
8-11-2020 at 01:43
by: metalresearcher |
Bad luck or what?
Never had problems with glassware ordered online.
Only once with a thermocouple from Aliexpress. Th ... |
4-11-2020 at 03:49
by: metalresearcher |
How to cut 1oz silver bar into pieces that will fit in a test tube
[rquote=647869&tid=156433&author=Heptylene]A chisel will work for a 1oz bar for sure. Be sur ... |
3-11-2020 at 23:44
by: metalresearcher |
Electrolysis of alumina to aluminum metal in ammonia
If this were true, commercial isolation of aluminum would use this process rather than the energy in ... |
3-11-2020 at 23:36
by: metalresearcher |
Copper flame colour
Was it orange or bright yellow ?
In the latter case, the wire or plastic was probably contaminate ... |
3-11-2020 at 23:26
by: metalresearcher |
Woodstove embers temperature ?
Now the colder season starts in the northern hemisphere and I am interested how hot a woodstove can ... |
24-10-2020 at 12:35
by: metalresearcher |
Electric stove for metal casting?
[rquote=647155&tid=156353&author=Junk_Enginerd]Cast iron is more carbon steel than carbon st ... |
24-10-2020 at 12:21
by: metalresearcher |
Distinguishing between KCl and NaCl
[rquote=646663&tid=156335&author=valeg96]
That was the quickest way. Besides, the flame tes ... |
20-10-2020 at 10:42
by: metalresearcher |
Why are odd elements rarer that even elements ?
On this image on Wikipedia, I noticed that almist *all* odd elements are considerably rarer than eve ... |
18-10-2020 at 12:05
by: metalresearcher |
Potassium permanganate storage
I agree. I have KMnO4 in a glass jar since ten years and it is still intact. |
18-10-2020 at 11:42
by: metalresearcher |
Aluminum oxide (sapphire) glassware?
[rquote=646542&tid=156330&author=unionised]The chemical resistance is also good.
But it can ... |
18-10-2020 at 03:02
by: metalresearcher |
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