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How to create the most sensitive PETN or ETN crystals
@XeonTheMGPony:
I agree with everything. But I'm especially interested in crystal size and it's eff ...
17-10-2021 at 12:01
by: Gargamel
How to create the most sensitive PETN or ETN crystals
I'm aware of the density, but lets ignore that for now.

My feeling is that crystal size has an e ...
17-10-2021 at 02:17
by: Gargamel
How to create the most sensitive PETN or ETN crystals
This is about caps, where one wants to use a minimum of primary (or an NPED stage) to get things goi ...
16-10-2021 at 13:17
by: Gargamel
Chlorate and benzoate mixture initiation power
Some thoughts:

I tried chlorate whistle for very small rockets and found it's a different animal ...
5-9-2021 at 08:47
by: Gargamel
Potassium bromate and iodide long term storage
Thank you guys.


[quote]
KI is somewhat hygroscopic[/quote]

Does that contribute to decompos ...
30-8-2021 at 04:24
by: Gargamel
Potassium bromate and iodide long term storage
Another storage question:

I've got some potassium bromate and potassium iodide here that I want t ...
29-8-2021 at 02:46
by: Gargamel
Golden Powder
Chlorate + acid -> self ignition.

But if you want more power, perchlorate is an option, there ...
11-8-2021 at 03:12
by: Gargamel
Help with CHP
OK, next time.

So - the CuO method is now "officially" discouraged?

25-7-2021 at 01:03
by: Gargamel
Help with CHP
Mine are definitely smaller, more like 600ยต or so.
Fine sand...

May I ask what mesh size sieves ...
20-7-2021 at 12:23
by: Gargamel
Help with CHP
Had some nice firecrackers with 5mm papertubes.

Test in 5mm inner / 6mm outer diameter copper pip ...
18-7-2021 at 14:06
by: Gargamel
Tetramine copper perchlorate help?

[quote]
For low density (DDT part) is best grain 2x2 mm. Minimal 1x1 mm. And pressing on 1 - 5 Kg ...
17-7-2021 at 02:45
by: Gargamel
Thermite Heat Whille Mixing

[quote]
Water in your oxide reacting with the aluminium powder is a possibility, this will gener ...
15-7-2021 at 12:15
by: Gargamel
The perfect washbottle - which one should I get?
No SS indeed.


[quote]
Back when I had a limited set of glassware I used to just use a filter f ...
15-7-2021 at 12:09
by: Gargamel
Help with CHP
I wanted to try this for years, now I finally got my first batch of CHP ready :)
I did not use the ...
9-7-2021 at 13:38
by: Gargamel
The perfect washbottle - which one should I get?
Well in fact I had the thought in my head to double use the bottle.

First to wash gases, and seco ...
9-7-2021 at 13:24
by: Gargamel
The perfect washbottle - which one should I get?
I already have two of that kind and an improvised one.

I found that a mere pipe does not create a ...
8-7-2021 at 04:56
by: Gargamel
Purification and concentration of household ammonia
I recently needed some Ammonia.
To my displeasure I found the none of the numerous hardware stores ...
8-7-2021 at 04:43
by: Gargamel
Making alcohol solutions of hydrazine.
The usual problem seems to be that there is still leftover hydroxide in the freebased hydrazine solu ...
3-7-2021 at 05:45
by: Gargamel
The stigma against EM enthusiasts
Where I live it is the general perception among hobby chemists that EM and pyro enthusiasts
are do ...
26-6-2021 at 13:24
by: Gargamel
Naphthalene storage
Thank you all, so i'll use glass jars.
11-3-2021 at 01:44
by: Gargamel
Naphthalene storage
I'm having trouble finding a cheap naphthalene here in europe.
What prompts me to buy a little mor ...
5-3-2021 at 09:50
by: Gargamel
Czech amateur chemist found dead in his home(lab)
I hope it wasn't Doc Liptakov.

Last login in September, last activity on the YT-channel in May. ...
17-3-2020 at 13:13
by: Gargamel
New cardboard #8 power detonator video
Thanks for sharing.

I was under the impression that NHN needs strong confinement, that's why I to ...
20-2-2020 at 06:23
by: Gargamel
New cardboard #8 power detonator video
[quote]NHN isn't going to be set off by pressing a wooden dowel down in a paper cartridge. Nowhere n ...
19-2-2020 at 05:09
by: Gargamel
New cardboard #8 power detonator video
Test vs. Witness plate?

I know NHN is supposed to be safe, but I still don't like that view of ho ...
18-2-2020 at 13:05
by: Gargamel
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