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Lead(II,IV) Oxide - Minium - Pb3O4
http://www.sciencemadness.org/talk/viewthread.php?tid=5490
27-3-2020 at 17:38
by: yobbo II
Changing the platters in a HD

I have tried most of the above. Purchased an identical drive, swapped outside pcb but did not work ...
24-3-2020 at 16:58
by: yobbo II
Changing the platters in a HD
Hi,

Has anyone any experience in repair of HD's. I thought I might do this with a failed drive bu ...
22-3-2020 at 16:19
by: yobbo II
Distinguishing plastics without analysis?

Could be perspex (metamethcrylate?)

Poly(methyl 2-methylpropenoate)

Yob
16-3-2020 at 15:36
by: yobbo II
Filter "cartridge" from homemade materials
HEPA filters for vacuum cleaners?

Not exactly homemade.

Yob
16-3-2020 at 15:19
by: yobbo II
Reaction skill tree

Haber process
12-3-2020 at 07:45
by: yobbo II
Prices of Palladium and Rhodium have SKYROCKETED - here's what I see happening.
Rhodium is back up at 10, 000
11-3-2020 at 18:57
by: yobbo II
Rosco Bodine has been banned


If one were to join a political forum and constantly stray into the subject of oxidation/reducti ...
11-3-2020 at 18:55
by: yobbo II
More on PbO2 electrodes

Magnetite can be used for making chlorate. It only makes perchlorate at 11% efficiency according t ...
11-3-2020 at 18:28
by: yobbo II
Superconductor announcement

They again room temperature super conductors may never be achieved. It's a bit like fusion, always ...
11-3-2020 at 18:10
by: yobbo II
KClO3 cell continuous production


"i would advice you to have 2 solutions of electrolyte
also, if you use MMO to add a bit of sod ...
8-3-2020 at 12:55
by: yobbo II
Fusion breakthrough claimed


"Honestly, that just seems like pure technical-sounding bullshit to me."

Whether or not it's ...
6-3-2020 at 19:58
by: yobbo II
Rosco Bodine has been banned
I just simply HAD to log in and air a piece of my FILTHY linen here!

I have to admit that I found ...
6-3-2020 at 07:40
by: yobbo II
The Short Questions Thread (4)
Does anyone know where I can get a datasheet for a R450 photo multiplier tube.

TIA,
Yob
22-1-2020 at 16:12
by: yobbo II
Magpie has died

Another asset gone.
One sometimes does not appreciate what is there until it is gone.

RIP.

...
7-1-2020 at 15:57
by: yobbo II
Is it good to hoard chemicals?

Hoarding and Chemicals should never be used in the same sentence :-|
4-12-2019 at 11:28
by: yobbo II
Magnifying loop for mounting on glasses or your head

Thanks for reply. I seem some good examples by searching for 2used dental binocular2 on ebay. They ...
4-12-2019 at 11:19
by: yobbo II
Python
https://www.mooc-list.com/course/introduction-interactive-programming-python-part-2-coursera

try ...
4-12-2019 at 11:09
by: yobbo II
Magnifying loop for mounting on glasses or your head
Hi,
Does anyone have any experience with these types of mag devices. Used by surgeons and dentists ...
27-11-2019 at 12:05
by: yobbo II
Mystery Glassware Identification Thread
Perhaps it is to help stop your hands from getting contaminated or discoloured with product.
8-11-2019 at 08:12
by: yobbo II
Stopper with handle
Hi,
What is this item. It simply looks like a stopper with a handle. There is no access to the insi ...
6-11-2019 at 16:41
by: yobbo II
Melt cast(Petn/etn 70:30)

Is it safe to melt ETN?
See life after detonation thread

Stay safe,
Yob
30-10-2019 at 09:13
by: yobbo II
High voltage Halloween display
Have a look at this type of thing.

http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/196900136 ...
30-10-2019 at 08:59
by: yobbo II
High voltage Halloween display

A large high voltage capacitor connected to a long very thin wire (use as thin as possible) gauge ...
30-10-2019 at 08:40
by: yobbo II
High voltage Halloween display

Would discharging a large high voltage capacitor (dangerous) through a very long thin wire strung ...
18-10-2019 at 11:24
by: yobbo II
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