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turn unwanted CuO back into Cu(OH)2
I made some copper(II) hydroxide by precipitating it from 8g NaOH and 25g CuSO4. I filtered it (grav ... |
16-8-2010 at 19:00
by: bob800 |
fume hood design
Wow, thank you so much for making that! . I guess it makes up for your MS paint
insult!
[EDIT] ... |
9-8-2010 at 18:58
by: bob800 |
fume hood design
OK, I'll go with the epoxy idea. Thanks for all your suggestions.
[b][i]Attached is my "final" pl ... |
8-8-2010 at 19:07
by: bob800 |
fume hood design
[img]http://images.grainger.com/B312_38/images/products/250x250/PSC-Blower-1TDR7_AS01.JPG[/img].
... |
8-8-2010 at 09:01
by: bob800 |
fume hood design
Do you think my blower will corrode too then? |
8-8-2010 at 08:37
by: bob800 |
fume hood design
[rquote=184492&tid=14233&author=peach]
{edit}I just noticed the price on that bottle you li ... |
5-8-2010 at 17:40
by: bob800 |
fume hood design
First of all, thanks for writing all that info!
So you're saying I could use something like this: ... |
5-8-2010 at 17:35
by: bob800 |
fume hood design
My only option is to vent at ground level (with a bunch of bushes in front), but I'll follow your ad ... |
5-8-2010 at 09:12
by: bob800 |
fume hood design
[rquote=184303&tid=14233&author=entropy51]If the window is visible to passers by, it might b ... |
3-8-2010 at 17:24
by: bob800 |
fume hood design
[rquote=184296&tid=14233&author=watson.fawkes][rquote=184290&tid=14233&author=bob800 ... |
3-8-2010 at 17:03
by: bob800 |
fume hood design
[rquote=184280&tid=14233&author=peach]
What's wrong with using PVC? There's a ton of it at ... |
3-8-2010 at 15:55
by: bob800 |
fume hood design
So if my duct is around 45 [u]INCHES[/u] long, at 5" diameter at 549 cfm, then I'd only have ~ 0.3 i ... |
3-8-2010 at 15:44
by: bob800 |
fume hood design
[rquote=184284&tid=14233&author=watson.fawkes]That's 8" water loss per 100' of duct. If you ... |
3-8-2010 at 15:34
by: bob800 |
fume hood design
[rquote=184281&tid=14233&author=entropy51]
I would recommend that you stick close to the de ... |
3-8-2010 at 15:30
by: bob800 |
fume hood design
If I read correctly the nomogram for 5" and 600 cfm shows [b][i]8 INCHES FRICTION!!![/b][/i]. That ... |
3-8-2010 at 14:48
by: bob800 |
fume hood design
Thanks for measuring your setup. OK, I've figured out almost everything, however I need some feedbac ... |
3-8-2010 at 13:49
by: bob800 |
fume hood design
Thanks for all the help. I found a bunch more fume hood threads which answered my remaining question ... |
2-8-2010 at 18:05
by: bob800 |
fume hood design
The fan I'm considering supplies this chart:
CFM @ 0.000-In. SP 463
CFM @ 0.100-In. SP 425
CFM ... |
2-8-2010 at 09:21
by: bob800 |
fume hood design
Also, what type of ducting should I use? Is ordinary galvanized steel ducting OK? Also, how necessar ... |
31-7-2010 at 07:24
by: bob800 |
fume hood design
OK- So if my opening is 1.5 feet high, 2 feet long and 465 cfm then it would be 2.66 seconds? Is tha ... |
30-7-2010 at 19:12
by: bob800 |
fume hood design
Thanks - sorry, I didn't realize it was the same thing |
30-7-2010 at 19:08
by: bob800 |
fume hood design
What's the formula for calculating that? |
30-7-2010 at 18:53
by: bob800 |
fume hood design
Sorry, I posted the wrong blower. See my edited post. |
30-7-2010 at 18:47
by: bob800 |
fume hood design
Thanks so much for all the help. So if my hood is 2' wide by 1.5' high by 14 inches back then would ... |
30-7-2010 at 18:37
by: bob800 |
fume hood design
So something like this would work: <a href="http://www.kalyx.com/store/proddetail.cfm/ItemID/8979 ... |
30-7-2010 at 18:21
by: bob800 |
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