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I'm in a bit of a pickle. I could use some advise please
If it was my problem I'd probably be turning to drilling the ball out as others have suggested, but ...
2-2-2026 at 17:22
by: RedDwarf
Issues Loading the SM Website
I've been having the same issue for several months, the website becomes unavailable for a period tim ...
24-10-2025 at 15:21
by: RedDwarf
Missing topics
Ah, OK, I had been worried that we were starting to lose posts alongside the outages. Thanks for cle ...
9-7-2025 at 02:10
by: RedDwarf
Missing topics
I was browsing earlier today and there was a topic by Sueliman on the subject of using his excess 12 ...
8-7-2025 at 08:20
by: RedDwarf
What type of thermistor is this in my freezer?
Did you disconnect the device from the circuit before measuring it's resistance? If not then you cou ...
2-2-2025 at 13:17
by: RedDwarf
Powdered polystyrene (for copolymerization)
Are you really talking about creating a copolymer or just a polymer blend? As far as I'm aware you'd ...
27-12-2024 at 07:55
by: RedDwarf
Discussion of Chemical Weapons
I have to confess to being interested in all sorts of chemistry (and science) most of which I will n ...
28-11-2024 at 13:02
by: RedDwarf
Should I buy this furnace on ebay?
I clicked on the link through curiosity and then on another similar looking item that Ebay suggested ...
24-6-2024 at 01:25
by: RedDwarf
Knowing when to anneal glass: Checking for stress and avoiding cracking
"then cooling at no less than 300C per hour until 200C"

I read this in both Chemetix and Mateo's ...
7-6-2024 at 01:49
by: RedDwarf
DIY melting point apparatus
Unless you want the device to measure melting points over 300C I would opt for a thermistor over a t ...
1-6-2024 at 06:10
by: RedDwarf
DIY melting point apparatus
I think it would be easy to get carried away worrying about the absolute accuracy of the temperature ...
30-5-2024 at 10:41
by: RedDwarf
DIY melting point apparatus
My thoughts :

Using PWM (with a reasonable frequency) with an increasing duty cycle for the heat ...
29-5-2024 at 11:00
by: RedDwarf
Alternative to toluene, inert with acetylacetone
Vacuum distillation?
11-1-2024 at 13:15
by: RedDwarf
Storing chemicals and ordinary refridgerators and freezers
Most of us have some chemicals that could be stored better, temperature control, bunding, better sep ...
1-7-2021 at 11:29
by: RedDwarf
Chemistry Books - Do you prefer digital or physical copies?
Physical copies, but as a buyer of a lot of secondhand books I really hate people who use pens or hi ...
23-5-2021 at 14:40
by: RedDwarf
Importing into the UK
Has anyone tried importing anything from the EU into the UK since Brexit earlier this year and if so ...
9-4-2021 at 02:54
by: RedDwarf
intent to possess 30 ml methylmercury = 12 yrs prison
Aren't chemical weapons covered by the Second Amendment right to bear arms?
9-4-2021 at 02:50
by: RedDwarf
Need help finding a non flammable low temp boiling liquid
Dry ice?
20-12-2020 at 07:41
by: RedDwarf
Free pirani gauges....third time lucky
Are you offering free pirani gauges or looking for them? :)
15-12-2020 at 14:53
by: RedDwarf
Synthetic procedures in research papers?
I find most syntheses in research papers are frustratingly vague, often skipping steps and omitting ...
22-11-2020 at 15:42
by: RedDwarf
Can I have an account at the SM wiki?
Is that a "no" then?
18-11-2020 at 10:13
by: RedDwarf
The meaning of an old German term
There is a shortpath distillation apparatus kugelrohrs that consists of a glass pipe linking a numbe ...
15-11-2020 at 09:31
by: RedDwarf
Can I have an account at the SM wiki?
And me please :)
2-11-2020 at 12:10
by: RedDwarf
eBay alerts sellers on UK & EU ecommerce VAT reforms
I'm with wg48, I've taken advantage of the system when it's suited me, but I support the change on b ...
24-10-2020 at 12:12
by: RedDwarf
Where can I buy an equipment for securing water lines on 1/4-barb of reflux condensers?
I bought a set of the double wire ones a bit like this:

https://www.ebay.co.uk/itm/Spring-Clamps- ...
20-10-2020 at 04:46
by: RedDwarf
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