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The Short Questions Thread (4)
I wanted to know the level of sound some of my smallish jam jar jets make with exhaust tubes attache ...
6-12-2019 at 10:56
by: Morgan
The Short Questions Thread (4)
Thanks for those thoughts all. I was reading some of the complexities of measuring sound on Wiki. Th ...
5-12-2019 at 10:37
by: Morgan
Decibel meters
Any thoughts on buying a decibel meter, what weaknesses or drawbacks come into play or best buy on e ...
4-12-2019 at 11:29
by: Morgan
I want to hear your favorite chemistry demonstrations
Here's an apropos jam jar jet demonstration for the chemistry crowd or stress testing the borosilica ...
28-11-2019 at 15:55
by: Morgan
PFAS uptake by hemp plants
It made me think of cattails, wondering if they would work too.
Also this I came across.
https://w ...
22-11-2019 at 05:57
by: Morgan
Bamboo silicate
Thanks for the more information. I ran the little bamboo jet again after cutting a portion off the t ...
18-11-2019 at 17:43
by: Morgan
Bamboo silicate
Thanks for all the ideas and food for thought. I wonder how a paper towel tube would do soaked in Al ...
18-11-2019 at 08:11
by: Morgan
Bamboo silicate
Thanks for that bamboo link, it looks like a ton of creative stuff. Just now toying with some 23.5 m ...
17-11-2019 at 19:09
by: Morgan
Bamboo silicate
I was wondering if anyone has tried to waterproof bamboo with waterglass? There's a video here of so ...
17-11-2019 at 16:32
by: Morgan
Autoignition temperature of mixed gases
Vaguely like sulfur lowering the ignition temperature of gunpowder or two metals that when mixed the ...
10-11-2019 at 16:45
by: Morgan
A science/chemistry show
Here's some ready-made jam jar jets you could use for a classroom demonstration of pulsating combust ...
4-11-2019 at 06:17
by: Morgan
Water to Fire....
When I was about eleven I bought some calcium hypochlorite 70% and found it burned with a lot of thi ...
31-10-2019 at 14:09
by: Morgan
atmospheric combustion of Al (foil)
One time I balled some aluminum foil around 3 or so tablespoons of KNO3 and placed it in the hot coa ...
30-10-2019 at 11:56
by: Morgan
Polypropylene Storage Container VOCS
Someone with the same experience ...and some disgruntled comments from other unhappy customers in t ...
14-10-2019 at 04:48
by: Morgan
Polypropylene Storage Container VOCS
I bought a typical translucent pp storage container well over two years ago whereupon some aluminum ...
13-10-2019 at 14:02
by: Morgan
Homemade and Repurposed Lab Gear
My repurposed synthetic ruby rod/hummingbird perch passed the test today. The rod is supported by 2 ...
28-9-2019 at 15:37
by: Morgan
Homemade and Repurposed Lab Gear
Yesterday I fiddled around in the garage and came across some magnet clamps purchased from Enco and ...
21-9-2019 at 10:45
by: Morgan
Stainless steel & borosillicate glass straws - maybe useful for some things
The steel straws are in grocery stores now and then, straight and bent ones. They are also starting ...
16-9-2019 at 06:25
by: Morgan
Vial of palladium odor mystery
Thanks for your input.
14-9-2019 at 18:04
by: Morgan
Homemade and Repurposed Lab Gear
Here's a fused quartz sphere repurposed into a feeder. It's nice in that after you tap it to get th ...
14-9-2019 at 14:31
by: Morgan
Vial of palladium odor mystery
Here's a photo of the culprit on the right. Maybe the powder absorbed some odors from the air in the ...
14-9-2019 at 11:18
by: Morgan
Vial of palladium odor mystery
So rearranging stuff in my garage and checking on and opening a typical stainless steel food storage ...
13-9-2019 at 13:28
by: Morgan
Homemade and Repurposed Lab Gear
These are "silicone jars" that are sold on eBay, some 3 ml and the larger 5 ml. What's interesting a ...
10-9-2019 at 11:48
by: Morgan
Neodymium magnet stuck like a rock to a zinc coated iron slug
Encapsulation would probably be the way to go. I bought a few smallish neo magnets that came with co ...
8-9-2019 at 11:49
by: Morgan
Homemade and Repurposed Lab Gear
I found that a repurposed 1 ml syringe with a tiny bit of pink silicone tubing is enough to interest ...
7-9-2019 at 20:02
by: Morgan
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