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DIY magnetic stirrer
Nice! Now you just need a PID temperature controller...
LOL, when I first opened the page, I tho ... |
15-3-2005 at 15:02
by: Quince |
Removing stainless steel lining from copper cookware
Interesting. What electrolyte do you recommend? Do you think the fact that there are other things ... |
15-3-2005 at 14:54
by: Quince |
Removing stainless steel lining from copper cookware
The easier route is no fun, plus, it will look like crap. Yes, looks matter, else it wouldn't ... |
15-3-2005 at 10:56
by: Quince |
Removing stainless steel lining from copper cookware
I have a small set of that French copper cookware, that I bought off eBay for a decent price (nice t ... |
15-3-2005 at 08:40
by: Quince |
Temperature control circuit
Anyone? |
14-3-2005 at 17:30
by: Quince |
Aluminum and sulfuric acid makes...flash??? [pics]
I was unable to ignite dried MgSO4 and Al, using a mixture with amounts according to the above equat ... |
13-3-2005 at 20:40
by: Quince |
Picric acid: different instructions
How is it possible to get a lungful of HNO3 fumes? For me, they cause my airway to immediately clos ... |
13-3-2005 at 18:50
by: Quince |
Picric acid: different instructions
[quote]The fumes produced by the nitration are deadly poisonous and extreme caution should be observ ... |
13-3-2005 at 10:48
by: Quince |
Utterly mad, but totally practical: microwave furnace!!
When you are playing with the ball lightning thing, a quarter wave antenna seems to get the best res ... |
13-3-2005 at 10:41
by: Quince |
Picric acid: different instructions
One more thing...how do I get PA yellow stains off skin? I mostly used gloves, but at one point I f ... |
13-3-2005 at 00:13
by: Quince |
Picric acid: different instructions
I just used my DIY magnetic stirrer in its first synthesis, picric acid. There was no problem disso ... |
12-3-2005 at 19:48
by: Quince |
japanese glue
I read that cyanoacrylate is supposed to be soluble in acetone, but I find that acetone is unable to ... |
12-3-2005 at 19:26
by: Quince |
Utterly mad, but totally practical: microwave furnace!!
If you'd bothered to read the actual posts, you'd have read that another material is used ... |
12-3-2005 at 13:01
by: Quince |
Aluminum and sulfuric acid makes...flash??? [pics]
Is this the reaction with the dehydrated Epsom salt?
2 Al + 3 MgSO4 --> Al2O3 + 3 MgO + 3 SO2 |
11-3-2005 at 20:01
by: Quince |
DIY magnetic stirrer
The last attachment shows the insides. The power is from a small 9 V DC wall wart. Notice how smal ... |
11-3-2005 at 10:58
by: Quince |
DIY magnetic stirrer
And this attachment shows the fastest setting: |
11-3-2005 at 10:57
by: Quince |
DIY magnetic stirrer
Not to fall behind, I built this little guy, shown in the attachment on the slowest setting: |
11-3-2005 at 10:55
by: Quince |
Glassware Questions
I guess they are also not being heated while used for filtering, though I don't know if that ac ... |
10-3-2005 at 06:06
by: Quince |
Glassware Questions
In pictures on Google's Image search when I type in [i]vacuum filtration[/i], I see the buchner ... |
10-3-2005 at 04:27
by: Quince |
Glassware Questions...
I want to store concentrated HNO3 in an amber glass bottle with a ground glass stopper. However, I& ... |
10-3-2005 at 01:41
by: Quince |
Temperature control circuit
A PID can be built with a single chip (quad opamp). See here (figure 1):
http://www.sensorsmag.com ... |
10-3-2005 at 01:28
by: Quince |
Glassware Questions
Well, I have an all-glass aspirator, so I can't solder/weld.
I don't know what else I c ... |
9-3-2005 at 23:51
by: Quince |
Unconventional Shaped Charges
[quote]Damn i hate to be wrong[/quote]
That's not good, because it can affect your judgement o ... |
9-3-2005 at 23:46
by: Quince |
Exotic thermites & analogs
Mine were smaller and it still didn't work.
I finally found Al powder (they call it aluminum ... |
9-3-2005 at 23:43
by: Quince |
Glassware Questions
Regarding hoses, how can I connect the hose to my water tap? I still want to be able to use the tap ... |
8-3-2005 at 21:55
by: Quince |
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