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US China trade war and chemistry
They will get more expensive.
20-5-2019 at 16:26
by: sodium_stearate
Sulfur experiment ideas
Mix it with some paraffin and heat it.
That gives off hydrogen sulphide gas.

We used to do that ...
17-5-2019 at 09:21
by: sodium_stearate
Calibration weight
This reminds me of the time I wanted to calibrate
my newly concocted home-made beam balance.

I w ...
16-5-2019 at 10:47
by: sodium_stearate
NaOH cracks glass
I've got a fair amount of practical experience in this area.

A process I use quite often demonstr ...
13-5-2019 at 11:06
by: sodium_stearate
No Help
This is not a good place to ask about methods
for getting rid of any kind of pests such as insects ...
7-5-2019 at 17:34
by: sodium_stearate
kill everything
chlordane
6-5-2019 at 07:28
by: sodium_stearate
Indoor Demolition
A friend of mine and I set off an experimental
device electrically one time to test it.

We made ...
16-3-2019 at 09:01
by: sodium_stearate
when a rocket is not a rocket.
I hear ya. My first real lesson about the imminent
dangers that lurk in unexpected, or not well t ...
3-3-2019 at 09:00
by: sodium_stearate
That's One Less!!
Nice work! That is one less of those annoying
speakers that always go BOOM BOOM BOOM in the night ...
23-2-2019 at 08:57
by: sodium_stearate
The old Medicine Show
Many years ago, a box wagon would pull into
a town on the dusty main street.

A gentleman in a bl ...
21-2-2019 at 07:25
by: sodium_stearate
Glad that you are ok!
Thank you for posting that story, and the pictures
of your hand and the Xray.

I am glad that it ...
21-2-2019 at 07:08
by: sodium_stearate
Transdermal lysergamides?
I fail to understand what is so fantastic about this.

It just seems to me that if you get enough ...
16-2-2019 at 08:02
by: sodium_stearate
"Opioids"
Where did that strange word come from?
Did it perhaps originate from some news media
dweeb, seekin ...
12-2-2019 at 09:24
by: sodium_stearate
Chemistry
This is, after all, a chemistry forum.

On that note, I will offer the idea of taking some LSD.

...
11-2-2019 at 18:16
by: sodium_stearate
Sea water@£60/l at Amazon
There are always going to be
those types of people around who can try to
find yet another way to s ...
26-1-2019 at 09:35
by: sodium_stearate
Senior Centers and Science Lab Socials
Nice idea but in my opinion, not practical
because generally most people, (and especially the
olde ...
21-1-2019 at 18:19
by: sodium_stearate
'Sudden Deceleration' Suit, or John Stapp's Revenge
One problem would be making sure that the
deceleration not exceed whatever critical value
it has, ...
6-1-2019 at 11:41
by: sodium_stearate
Reading Recommendations
The TTL Cookbook

The CMOS Cookbook, both by by Don Lancaster
29-12-2018 at 17:28
by: sodium_stearate
high octane hydrocarbons, alcohols, etc
How about MEK?

Not sure of its octane level, but I saw it blow a dime-sized
hole right through t ...
28-12-2018 at 12:16
by: sodium_stearate
Can we travel back in time really?
Yeah. It's possible.

I jump into my time machine frequently and go
back to any one of several d ...
24-12-2018 at 11:14
by: sodium_stearate
Recovering a sulphated lead acid battery
The zombie batteries are good for small loads
such as a tail-light lamp.

Last summer I resurrect ...
24-12-2018 at 11:02
by: sodium_stearate
proximity sensors
We cannot help you very well until we all
understand exactly what you are attempting to do.

All ...
17-12-2018 at 16:54
by: sodium_stearate
Infrared thermometers
Those thermometers such as pictured work ok for
general purpose, fairly non-precision applications. ...
17-12-2018 at 06:55
by: sodium_stearate
I need help with optoisolators. . .
Tried to answer your question about optocouplers
and hit the wrong button, so it's now a separate t ...
16-12-2018 at 13:30
by: sodium_stearate
optocouplers
Yes, by all means the use of an optoisolator
(also known in the industry as an optocoupler) will
p ...
16-12-2018 at 13:17
by: sodium_stearate
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