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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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