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High vacuum CHEAP and dirty!
[quote][i]Originally posted by watson.fawkes[/i]
You could use the same basic design with an oil de ...
4-3-2009 at 13:03
by: -jeffB
What are these glassware pieces good for?
That coil on 3 almost looks like a closed-loop convective circulator -- the coolant heats up in the ...
20-8-2008 at 12:37
by: -jeffB
Sci Madness Partnership & Free Online Virtual Lab!
[quote][i]Originally posted by Synack[/i]
Now, to those of you saying you'd leave SM if interaction ...
5-8-2008 at 12:45
by: -jeffB
Inner electrons *might* interact
[quote][i]Originally posted by JohnWW[/i]
Another possibility is that BH3 or BF3 might just be able ...
5-8-2008 at 08:30
by: -jeffB
Inner electrons *might* interact
If lithium can bond with its inner electrons, forming a new class of compounds, would the resulting ...
4-8-2008 at 18:00
by: -jeffB
If water absorbs infrared, how come pools don't get hotter?
[quote][i]Originally posted by Tacho[/i]
One more thing: not_important points out that about 50% of ...
4-8-2008 at 08:31
by: -jeffB
Announcements of Articles in Progress
[quote][i]Originally posted by DJF90[/i]
Caesium metal :o??! I wonder what possible applications th ...
30-7-2008 at 10:09
by: -jeffB
Iodine preparation for who needs it
[quote][i]Originally posted by chloric1[/i]
Well, and not to mention the news I was reading about I ...
30-7-2008 at 04:52
by: -jeffB
American/British glassware compatible?
I believe 24 is the top diameter in mm, and 40 is the length of the joint; I think the angles [i]are ...
28-7-2008 at 06:30
by: -jeffB
More spectroscope questions
[quote][i]Originally posted by jgourlay[/i]
How do you collimate?[/quote]

It's hard to explain w ...
26-7-2008 at 12:50
by: -jeffB
legal consequences of private individuals exporting small amounts of chems from USA to other individuals
[quote][i]Originally posted by JohnWW[/i]
Scuttlebutt (rumor) has it that Bu$h will try a faked ali ...
26-7-2008 at 12:04
by: -jeffB
The ant & the potato chip
[quote][i]Originally posted by Ritter[/i]
Given the size of these ants, these pyrazine compounds ha ...
26-7-2008 at 06:17
by: -jeffB
Iodine preparation for who needs it
[quote][i]Originally posted by chloric1[/i]
I have a problem here with this author's method. He use ...
25-7-2008 at 19:26
by: -jeffB
Exotic thermites & analogs
[quote][i]Originally posted by chloric1[/i]
Why? If you are going to spend chemicals, make somethi ...
25-7-2008 at 05:11
by: -jeffB
Problem attaching gif file image
[quote][i]Originally posted by Ritter[/i]
I've tried the following:

1,1'-dinitro.gif
1,1'-dinit ...
24-7-2008 at 16:20
by: -jeffB
Exotic thermites & analogs
[quote][i]Originally posted by blogfast25[/i]I did once run a mixed Cu2O/MnO2/SiO2 thermite, aiming ...
24-7-2008 at 12:41
by: -jeffB
More spectroscope questions
You need collimated light -- light that's forming a parallel beam, rather than a fan. One slit in f ...
24-7-2008 at 12:35
by: -jeffB
Found on eBay
[quote][i]Originally posted by Dwsurmanjr[/i]
It is a company that i recently started why would it ...
22-7-2008 at 12:03
by: -jeffB
Check Out This Chem Supplier I Found
From thread 10877:

[quote][i]Originally posted by Dwsurmanjr[/i]
Just wanted to tell everyone ab ...
21-7-2008 at 10:12
by: -jeffB
Found on eBay
From thread 10877:

[quote][i]Originally posted by Dwsurmanjr[/i]
Just wanted to tell everyone ab ...
21-7-2008 at 10:10
by: -jeffB
Using my education
[quote][i]Originally posted by hankdavis[/i]
I'm surprised how little anyone has talked about the p ...
17-7-2008 at 05:17
by: -jeffB
How do you know an element is an element?
[quote][i]Originally posted by Polverone[/i]
You can go a step further by using a DVD instead of a ...
16-7-2008 at 09:47
by: -jeffB
GBL: 600 raids in Germany, Austria, Switzerland
[quote][i]Originally posted by woelen[/i]
- no oxidizers for private persons, not at all
- no mine ...
16-7-2008 at 09:39
by: -jeffB
Pure Bromine from swimming pool Bromine tablets
I don't think bromides are controlled in any sense, so you should be able to order them online, say ...
15-7-2008 at 08:44
by: -jeffB
dioxane
[quote][i]Originally posted by Panache[/i]
If i recall correctly 'dioxane' was once known as the wo ...
14-7-2008 at 06:35
by: -jeffB
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