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Fire damaged building
PonderosaP:

The fire occurred July 2023 in the front parking area of my sister's house, three ca ...		 6-9-2024 at 16:17
by: wg48temp9
Fire damaged building
Sorry guys, I just noticed that my last massage was not posted. Apparently I forgot to click the Pos ...		 5-9-2024 at 17:26
by: wg48temp9
Fire damaged building
Thanks for the inputs, guys.

Browning of copper does not bother me either. But if it browns in le ...		 19-8-2024 at 03:29
by: wg48temp9
Fire damaged building
A family member's house was damaged by their diesel car when it burst into flames while parked near ...		 18-8-2024 at 21:09
by: wg48temp9
M8 war agent detection paper
[rquote=694752&tid=160495&author=j_sum1]I am curious. Why would you need or even want to kn ...		 18-8-2024 at 18:58
by: wg48temp9
Diethylether (sulfuric acid saving method)
Just in case, nobody has seen the papers on Silica sulfuric acid as Solid Acid Catalyst. It's used ...		 28-7-2024 at 03:06
by: wg48temp9
Inductor and capacitor for rectifier output filter
[rquote=691342&tid=160171&author=Sulaiman][rquote=691337&tid=160171&author=wg48temp9 ...		 20-7-2024 at 02:39
by: wg48temp9
Substrate heater for vacuum chamber
[rquote=694191&tid=160415&author=Mateo_swe]Be aware that the ceramic parts in the magnetron ...		 15-7-2024 at 18:49
by: wg48temp9
Building a DIY Pirani Gauge from a lightbulb
[rquote=694138&tid=160402&author=Ubya]https://youtu.be/Md1ay-Gkozs

I found this @wg48temp ...		 13-7-2024 at 03:58
by: wg48temp9
Building a DIY Pirani Gauge from a lightbulb
I was thinking about how a DIY Pirani Gauge could be calibrated:

Apparently, such gauges are lin ...		 10-7-2024 at 16:27
by: wg48temp9
hydrogen oxide is oxident ???
One of my parcel delivery companies thinks hydrogen oxide (presumable water) is an oxidant or a pero ...		 10-7-2024 at 15:23
by: wg48temp9
Building a DIY Pirani Gauge from a lightbulb
I found it difficult to program an arduino, but I would still like to get a HX711 working with a di ...		 9-7-2024 at 10:43
by: wg48temp9
Building a DIY Pirani Gauge from a lightbulb
Following on from my post above:

A HX711 Digital Weight Pressure Sensor Module Dual-channel 24-bi ...		 7-7-2024 at 13:49
by: wg48temp9
Building a DIY Pirani Gauge from a lightbulb
Ubya: Interesting experiment.

To reduce the effects of ambient temperature, you should have used ...		 7-7-2024 at 11:47
by: wg48temp9
Substrate heater for vacuum chamber
You can construct a high current feed through from the output stub of a domestic microwave oven. Tha ...		 7-7-2024 at 10:22
by: wg48temp9
The Short Questions Thread (4)
I have now had time to view the details of UT8804.

Below is a snip of the selection switch for th ...		 7-4-2024 at 01:12
by: wg48temp9
The Short Questions Thread (4)
[rquote=692005&tid=25055&author=bnull][rquote=692001&tid=25055&author=yobbo II]Could ...		 4-4-2024 at 18:56
by: wg48temp9
Inductor and capacitor for rectifier output filter
[rquote=691330&tid=160171&author=Sulaiman][rquote=690978&tid=160171&author=yobbo II] ...		 4-3-2024 at 01:37
by: wg48temp9
Inductor and capacitor for rectifier output filter
So below is the B H curve from my previous post with an added curve of an air gap shown in green.

...		 2-3-2024 at 15:50
by: wg48temp9
Inductor and capacitor for rectifier output filter
Below is a set of B-H curves. H is equivalent to voltage and B is equivalent to current density.
...		 25-2-2024 at 05:13
by: wg48temp9
I want to hear your favorite chemistry demonstrations
The Trevelyan Rocker reminds of a curious effect with steel ball bearings. If an electric current ...		 1-1-2024 at 05:31
by: wg48temp9
Blood red substance dropping out of mixed metal ion solution
It could also contain one of the isomorphic series of double sulphites that contain CuII replaced ...		 14-12-2023 at 18:04
by: wg48temp9
plasma toroid
I saw a fascinating and delightful plasma globe on a Royal Institute lecture called High-voltage phy ...		 21-10-2023 at 16:35
by: wg48temp9
Plutonium reactions - how'd they figure this stuff out?
It seemed unlikely that any interhalogen compound would form, as it would combine with the plutonium ...		 29-9-2023 at 20:12
by: wg48temp9
Chemical Testing Questions
[rquote=686673&tid=159798&author=carlrodeo]

snip

[b]@wg48temp9[/b] How do I adjust the ...		 15-8-2023 at 11:26
by: wg48temp9
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