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Growing Microbes in a beaker
Well, the Wells quote is from "Certain Personal matters"; a collection of magazine articles that he' ...
20-2-2013 at 12:58
by: malcolmf
Growing Microbes in a beaker

Is anyone familiar with this experiment? Is the ...
19-2-2013 at 23:59
by: malcolmf
If it's a chemical, it must be an explosive
Heard in the local news this afternoon: ...
21-12-2012 at 08:12
by: malcolmf
indelible marking of citrus peel
Tattooing with India Ink? Water-based, any surplus should easily wash off the waxy outer peel. (Spe ...
29-11-2012 at 10:25
by: malcolmf
Tired of reporting spam
It's gone a lot quieter around here.

I noticed one quirk: when a spammer post gets deleted, if th ...
5-11-2012 at 08:25
by: malcolmf
Tired of reporting spam
[rquote=263803&tid=16937&author=cyanureeves]i swear i saw a spambot try to answer a member's ...
28-10-2012 at 23:42
by: malcolmf
Tired of reporting spam
[rquote=263451&tid=16937&author=hissingnoise]If spammers were ignored completely they'd soon ...
26-10-2012 at 23:54
by: malcolmf
Roll call: which UK amateur scientists here will write to their MP?
[rquote=261861&tid=21745&author=Dave Angel]
Anyone going down this route would need to real ...
12-10-2012 at 00:50
by: malcolmf
BBC RADIO 4, Nostalgia on chemistry sets broadcast.
[rquote=256856&tid=21042&author=Dave Angel]
As [b]Vargouille[/b] suggested, I have used med ...
28-8-2012 at 08:04
by: malcolmf
BBC RADIO 4, Nostalgia on chemistry sets broadcast.
[rquote=256390&tid=21042&author=MR AZIDE]

Nice to year you guys in the US might be able t ...
5-8-2012 at 23:59
by: malcolmf
Boiling Chips
Hydroleca = Little pellets of porous, fired clay. Sold cheaply in UK garden centres, for greenhou ...
9-7-2012 at 09:15
by: malcolmf
Yeast corroding aluminium?
I've seen that with a batch of lasagne that I made. Aluminium foil all corroded and holed where it ...
3-6-2012 at 01:11
by: malcolmf
Decomposing corpses
I've always had my doubts about quicklime: not alkaline enough to do serious protein and fat hydrol ...
22-5-2012 at 11:06
by: malcolmf
Fuck "Pyrex"
[rquote=248145&tid=12170&author=Dr.Bob]That is partly correct, Corning had made SOME of its ...
12-5-2012 at 04:29
by: malcolmf
Zebra Danio Geneology vs. Goldfish Dye Cruelty
If they're on sale, I'd think they'd be genetic. Dye injected fish with the mortality rate you quot ...
30-4-2012 at 09:44
by: malcolmf
chemistry set appreciation
[rquote=245457&tid=19719&author=Alchemist]Hello all,

If anyone is interested in some chem ...
16-4-2012 at 02:47
by: malcolmf
Tons of demos and experiments but how to share?
That book looks fabulous!

Most cameras these days will have sufficient resolution to produce rea ...
8-4-2012 at 01:48
by: malcolmf
Obtaining Thymol
In the UK it's sold by Beekeeping supply companies for controlling varroa mites. Nice and cheap, in ...
2-4-2012 at 05:36
by: malcolmf
Measuring electrical conductivity
Just a guess: to minimize electrode polarization?
28-3-2012 at 09:02
by: malcolmf
Nitrate salt synthesis
I'm surprised at the lack of nitrates in the US.
Not exactly a fertilizer, more a trace element sup ...
21-1-2012 at 05:50
by: malcolmf

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