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Best general purpose "OTC"-explosive not requiring detonators?
No, the perfect explosive does not exist. AN might be easy to get hold of, but it's useless for demo ... |
7-7-2020 at 09:35
by: Fulmen |
Best general purpose "OTC"-explosive not requiring detonators?
Ah, the age-old quest for the perfect explosive. Sadly, the perfect compromise doesn't exist, there ... |
6-7-2020 at 11:44
by: Fulmen |
Oxidation reactions: air vs oxygen?
It will depend entirely on the specific reaction. For propane/air the temperature is appr. 2000°C, ... |
4-7-2020 at 11:35
by: Fulmen |
Almost getting caught
We almost hit a police car with some flying rocks once... |
17-6-2020 at 04:51
by: Fulmen |
Making supercritical carbon dioxide extractor at home?
All you need is to heat a bottle containing liquid CO2 to [b]above[/b] 31°C. Like this kit: https:/ ... |
14-6-2020 at 12:53
by: Fulmen |
Aquiring grinding material for a ball mill
I haven't played around with superquenches, and for something like 8.8 it shouldn't be required. The ... |
3-6-2020 at 00:06
by: Fulmen |
Aquiring grinding material for a ball mill
I see no need for something as aggressive as 10% NaOH, plain water or brine works just fine. And nut ... |
2-6-2020 at 11:48
by: Fulmen |
Aquiring grinding material for a ball mill
Hardening rebar: It might be possible, but it's a crap shoot at best. There is no standard for the c ... |
31-5-2020 at 23:43
by: Fulmen |
Grade 10 Highschool Science
Could you perhaps explain exactly what the video claims, and why it "hurts"? Last time I checked thi ... |
28-5-2020 at 12:53
by: Fulmen |
Most toxic compound OTC?
Why not look at this in terms of total effect? As in the largest number of "lethal doses" one could ... |
23-5-2020 at 14:43
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
At this point the main goal is to test the concept properly, not finding alternatives. It might be a ... |
23-5-2020 at 14:36
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
I have never seen anyting like that around. They're just not sold around here.
[file]81168[/fil ... |
22-5-2020 at 08:38
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
I should stress that I blackened the inside of the pipe with a polysulfide-solution. I tried a new s ... |
22-5-2020 at 00:43
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
I managed to break the bulb from rough handling after 8 hours, so I'm moving forwards with the proje ... |
21-5-2020 at 05:10
by: Fulmen |
Making some metal alloys - question on material aquisition
Al: Regular foil should be 1000-series alloy (99% +). It's also used for extruded profiles, especial ... |
20-5-2020 at 23:42
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
Well, it's been 4 hours now and it's still chugging along. I know the bulb isn't properly centered, ... |
18-5-2020 at 11:05
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
Rougly like this: |
18-5-2020 at 08:20
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
Huh. I gotta say I'm slightly surprised, but first impressions are good. 400W bulb, 30+ minutes run ... |
18-5-2020 at 07:49
by: Fulmen |
Salt cementation reaction
Did you even try to research this? from [url=https://en.wikipedia.org/wiki/Gold_parting#Salt_cementa ... |
17-5-2020 at 00:32
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
Funny thing, I just realized I do have a cartridge heater. But it's stuck in a heating block, and I ... |
17-5-2020 at 00:27
by: Fulmen |
Using a halogen lamp as a enclosed heater element?
@draculic acid69: Nope, the bulb will be contained in a copper tube.
@RougeRose: Sure, but as al ... |
16-5-2020 at 02:01
by: Fulmen |
heating media's for heat bath ?!
According to simple physics the most important factor should be bulk thermal conductivity. Low condu ... |
15-5-2020 at 13:55
by: Fulmen |
Free energy Idea, need thoughts
House rules:
Heads: I win
Tails: You loose |
15-5-2020 at 13:45
by: Fulmen |
Free energy Idea, need thoughts
Son, let me put this as gently as possible: You're so far off you're not even wrong. You're just.... ... |
15-5-2020 at 12:54
by: Fulmen |
Thoughts and observations relating to a cheap Vigreux column and condenser
@RedDwarf: You are absolutely correct except for one thing: Simplicity. Cooling the column will redu ... |
15-5-2020 at 11:48
by: Fulmen |
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