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somewhat related to black powder
I too experimented with the basic black powder
recipe when I was a young kid. Same results as desc ...
11-12-2017 at 13:51
by: sodium_stearate
Gelatin based adhesive
This is about the topic of "reversible adhesives".
One such glue was an old brand from about 100 y ...
9-12-2017 at 10:27
by: sodium_stearate
primary cells
As a young boy I took a keen interest in electricity.
When I was in about the 3rd grade I was given ...
27-11-2017 at 11:58
by: sodium_stearate
update
Thanks to the suggestions I've gotten here on this
forum, I went back and tried having a small fan ...
24-11-2017 at 11:13
by: sodium_stearate
respirator for soldering fumes
One of the wire ends is usually held using a small
heatsink clip that has a magnet on the base. Th ...
22-11-2017 at 06:56
by: sodium_stearate
respirator for soldering fumes
Well now you've got me investigating this whole
63/37 eutectic thing.

It seems that this whole b ...
21-11-2017 at 22:16
by: sodium_stearate
respirator for soldering fumes
Bert:

The solder is Kester SN60PB40. It is .040 inch diameter.
It is branded as their "44" type ...
21-11-2017 at 16:26
by: sodium_stearate
respirator for soldering fumes
To answer Nemo's question about where it
came from, it has been built up using parts obtained
from ...
21-11-2017 at 10:47
by: sodium_stearate
respirator for soldering fumes
Just added another pic of the step-by-step
telephone exchange which I have here in my house.:D

A ...
21-11-2017 at 07:47
by: sodium_stearate
respirator for soldering fumes
Nemo,

The exchange handles 200 working telephone lines.
Any 5 lines can be calling any other 5 l ...
20-11-2017 at 21:26
by: sodium_stearate
respirator for soldering fumes
Nemo, thanks for the responses. No, I was not 2nd guessing
anything you posted. I was explaining ...
20-11-2017 at 08:54
by: sodium_stearate
respirator for soldering fumes
OK....guys....let me explain this all just a little bit more
so that you all can understand it bett ...
19-11-2017 at 21:26
by: sodium_stearate
respirator for soldering fumes
In several circumstances encountered during this splicing
project, there is barely room to get the ...
19-11-2017 at 17:26
by: sodium_stearate
respirator for soldering fumes
Just thought I'd ask here to get any possible
recommendations that anyone here might have
as to pr ...
19-11-2017 at 16:27
by: sodium_stearate
keep your mercury
Keep it. The big mercury scare is, in my opinion
way overblown.

Don't drink it.
Don't smear it ...
26-4-2014 at 20:30
by: sodium_stearate
burning ants with a magnifying glass
I bet some of you guys probably did that when you
were kids, right?

For some of you, that was no ...
26-4-2014 at 20:01
by: sodium_stearate
references section
Have been attempting to contact Polverone
via U2U for a few days now to hopefully gain
access to t ...
24-4-2014 at 06:32
by: sodium_stearate
Help improving the process
Here's the link:

http://youtu.be/LrR9h9fu324

and thanks again smug!:cool:

Yes, I know the s ...
20-4-2014 at 15:06
by: sodium_stearate
Help improving the process
Thanks for that suggestion. One consideration there would
be to manage the temperature in the tube ...
20-4-2014 at 14:55
by: sodium_stearate
Help improving the process
Hello,

Please forgive this double posting. I can't figure out any
other way to get my request f ...
20-4-2014 at 14:29
by: sodium_stearate
Help with improving the process
Hello Again,

It's been a few years since I posted the text description of
my waxmaking process w ...
19-4-2014 at 16:45
by: sodium_stearate
hydrozine
I was reading that hydrozine (as in rocket fuel)
was used at one time in large quantities
to slow ...
25-11-2012 at 10:53
by: sodium_stearate
chemical lawnmower
I have considered this possibility for many years.
Might there be some compound that could be spray ...
26-4-2011 at 21:08
by: sodium_stearate
fine stainless steel filter mesh
Just called TWP in Berkley, CA earlier today:
They will sell a 3" x 3" piece of 400 mesh stainless ...
25-4-2011 at 19:11
by: sodium_stearate
fine stainless steel filter mesh
Thank you for the response. I am in the USA.
Just looked at some fine stainless mesh and I see how ...
24-4-2011 at 12:16
by: sodium_stearate
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