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Starlite as high temp insulation material ?
I found on this Youtube channel that Starlite is invented as a very high temperature resistant mater ... |
28-1-2019 at 11:15
by: metalresearcher |
Making CaC2 using a DC welder
I repeated an earlier esxperiment of making calcium carbide which succeeded.
I put some charcoal wi ... |
24-11-2018 at 12:45
by: metalresearcher |
Making elemental Si Without sulfur
Freeing elemental Si from SiO2 is not possible by just silica sand (SiO2) and aluminum powder, as th ... |
7-10-2018 at 11:55
by: metalresearcher |
Problems with potassium synthesis
Dry the KOH first, by heating it to 500 C in a (stainless) steel vessel for some time, e.g. half an ... |
23-9-2018 at 07:35
by: metalresearcher |
Does KClO3 oxidation ignition not work under vacuum ?
I tried to ignite KClO3 + sugar under vacuum (i.e. < 50 mbar) by a laser pointer.
In open air it ... |
17-9-2018 at 11:55
by: metalresearcher |
Doable synthesis of F2 in amateur setting?
[rquote=531874&tid=80282&author=symboom]It is a carbon anode
Here a diagram
[Edited on 2 ... |
28-8-2018 at 11:26
by: metalresearcher |
Solar Scorcher (fresnel lens) experiments
I made a copy of King of Random's mini solar scorcher and exposed some substances to it with nice re ... |
26-8-2018 at 05:20
by: metalresearcher |
Fluorine coated lenses ???
A review of (an excellent) 200mm f/2 lens of Fujifilm in dpreview
https://www.dpreview.com/news/574 ... |
13-8-2018 at 10:47
by: metalresearcher |
Propane tank in full sunlight: dangerous ?
I found a video which I made a few months ago of a propane tank in full sunlight at 35 C and conside ... |
26-5-2018 at 23:59
by: metalresearcher |
Cody's lab making of H2O2, does somebody know this ?
A rather weird process: making H2O2 wit some exotic compounds....
https://www.youtube.com/watch?v ... |
7-4-2018 at 11:05
by: metalresearcher |
Making a bucket of rust - add salts and or electrolysis?
Fe2O3 can easily be bought online for a decent price on the internet.
Making it yourself works, b ... |
2-4-2018 at 02:15
by: metalresearcher |
Destilling HCl - the lowest lowtech you can go
[rquote=512273&tid=81555&author=RogueRose][rquote=512265&tid=81555&author=Sulaiman]A ... |
31-3-2018 at 12:54
by: metalresearcher |
CaSO4 + Al in vacuum, what exploded ?
Yesterday I mixed some CaSO4 (burnt dead and crushed plasterboard) with Al powder in a 136:72 ratio ... |
28-3-2018 at 09:38
by: metalresearcher |
Ebay and Packaging
I rarely had problems.
Glassware from China never arrived broken.
The only 'incident' I had, was F ... |
24-3-2018 at 01:07
by: metalresearcher |
Getting Calcium metal by thermite reaction with Al ?
[rquote=507754&tid=76226&author=Godrick VanHess]Yes, [b] Al can and will reduce CaSO4.[b] I ... |
23-3-2018 at 13:06
by: metalresearcher |
How to trigger reaction in closed vacuum jar ?
Finally I got it, but now with electric wires through a sealed hole in the lid.
I used KClO3 + suga ... |
23-3-2018 at 12:49
by: metalresearcher |
Grant Thompson "King of Random" charged with possesion of explosive materials
I liked KOR channel as well, but the level is decreasing. Colored paint experiments or dry ice in a ... |
18-3-2018 at 13:13
by: metalresearcher |
Chemical Resistance of Stoppers
[rquote=511148&tid=81320&author=Akhil jain]It is best to use rubber stoppers [b]since holes ... |
18-3-2018 at 11:54
by: metalresearcher |
How to trigger reaction in closed vacuum jar ?
Here is my setup.
Photo 1: the complete setup, 2: the jar only, 3: another lid for the jar with e ... |
17-3-2018 at 13:14
by: metalresearcher |
How to trigger reaction in closed vacuum jar ?
I have a laser, but that only ignites KClO3 + sugar in air only and even then hardly, so too faint.
... |
16-3-2018 at 11:55
by: metalresearcher |
How to trigger reaction in closed vacuum jar ?
I want to test reactions under vacuum.
I use for it an 1.2 liter glass 'weck' jar which can easily ... |
14-3-2018 at 13:30
by: metalresearcher |
Are these superheavy elements fake ?
[rquote=510210&tid=77511&author=clearly_not_atara]We've already reached the island of stabil ... |
11-3-2018 at 09:24
by: metalresearcher |
Paraffin + KClO3 : SLOW reaction: why ?
Unlike sugar or other organic combustibles, paraffin (candle wax) reacts barely with KClO3.
I used ... |
9-3-2018 at 12:29
by: metalresearcher |
Wood burns in air at 1900 C ?
Wood has a lot lower combustion energy than gas fuel such as natural gas or propane, because the (ve ... |
10-12-2017 at 04:42
by: metalresearcher |
Fuming HNO3 distillation plan - suggestions?
Yesterday I performed thus experiment. See this topic.
http://www.sciencemadness.org/talk/viewthrea ... |
3-12-2017 at 11:30
by: metalresearcher |
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