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Dangers of sodium, unexpected result
I got a chance to see the coolest thing the other day. A buddy of mine works for a company that doe ... |
27-6-2007 at 07:48
by: Jdurg |
Mercury -Toxicity
The funny thing is, if you look at the table of vapor pressures and actually calculate out just how ... |
25-6-2007 at 13:28
by: Jdurg |
metal vapor lights
You would need a lot, and I mean a LOT of these lamps in order to accumulate any visible amount of s ... |
23-6-2007 at 16:46
by: Jdurg |
Mercury -Toxicity
Yup. |
23-6-2007 at 16:44
by: Jdurg |
Mercury -Toxicity
You'd have to have VERY finely powdered sulfur and zinc, in which case either of them would be pyrop ... |
23-6-2007 at 14:41
by: Jdurg |
Sometimes home chemistry leads to nice things
Very cool indeed Woelen! I had a somewhat similar "wow, that's kind of neat" experience. (A couple ... |
22-6-2007 at 16:14
by: Jdurg |
Mercury -Toxicity
With elemental mercury there are just a few small rules to follow in order to stay somewhat "safe";
... |
22-6-2007 at 16:04
by: Jdurg |
Gas discharges
I believe the Krypton tubes also emit UV light when they are on. Still, I don't think it will be a ... |
18-6-2007 at 05:40
by: Jdurg |
Mr. Wizard Dead at 89
It's kind of funny that when a family member passed away last year I felt a bit upset about it, but ... |
14-6-2007 at 16:50
by: Jdurg |
Sodium!
It seems a bit odd that the Na is "attacking" the glass because there are many chemical suppliers wh ... |
14-6-2007 at 05:46
by: Jdurg |
Mr. Wizard Dead at 89
If you go to www.mrwizardsworld.com you can actually buy DVDs of his shows. I'm probably going to b ... |
14-6-2007 at 05:23
by: Jdurg |
Mr. Wizard Dead at 89
He was an incredible human being with such a love for science and teaching science to others. He is ... |
13-6-2007 at 18:34
by: Jdurg |
Acetylene Synth
[quote][i]Originally posted by jimmyboy[/i]
Here is something interesting -- but wouldn't the arc i ... |
13-6-2007 at 16:40
by: Jdurg |
A Sad Day For Science. Mr. Wizard Passes Away.
[url=http://news.yahoo.com/s/ap/20070612/ap_en_tv/obit_herbert]Don Herbert Passes Away At The Age Of ... |
13-6-2007 at 16:12
by: Jdurg |
Lightning .... Charcoal and Ground
For diamonds you would still need a lot of pressure. Diamond is not the most energetically stable f ... |
13-6-2007 at 09:37
by: Jdurg |
Bromine
The biggest problem with with bromine is indeed the storage. It WILL eventually find a way to leak ... |
12-6-2007 at 17:15
by: Jdurg |
Dissolving niobium metal
Niobium is one of the coolest transition metals in the periodic table. The sheer number of colors y ... |
10-6-2007 at 17:50
by: Jdurg |
Gas discharges
I love all my element samples that are discharge tubes. I have every "clear" gas as a discharge tub ... |
10-6-2007 at 17:03
by: Jdurg |
Single Use Bromine Storage
I had thought that I had my bromine stored safely in a sealed glass ampoule, but after about a year ... |
18-2-2007 at 17:50
by: Jdurg |
Peroxide Safety
I agree. I'm just aware of amyl alcohol forming nauseous moments if you accidentally smell it.  |
18-2-2007 at 17:26
by: Jdurg |
Oxygen vs H2O2
All I know is that if you've had a rough day of exericse, taking a few hits off of the oxygen tube w ... |
16-2-2007 at 17:28
by: Jdurg |
Ammonia Gas Generator
[quote][i]Originally posted by unionised[/i]
"No, Ammonium Nitrate will not explode if heated to dr ... |
22-1-2007 at 13:41
by: Jdurg |
Ammonia Gas Generator
Ummmm..... the ammonia solutions you get in a grocery store are typically around 3% which is so inc ... |
18-1-2007 at 15:56
by: Jdurg |
Mad Science at the max, where do you draw the line?
I really don't have a "line" per-se, but if it's a substance that I don't know a whole lot about or ... |
17-1-2007 at 14:10
by: Jdurg |
Ammonia Gas Generator
[quote][i]Originally posted by mericad193724[/i]
I would like to make some concentrated ammonia sol ... |
17-1-2007 at 06:26
by: Jdurg |
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