In article <d0ae24ppifva7jo0501s01ktnm601k3dfi@[EMAIL PROTECTED]
>,
Jim Shaffer <jmshaffer@[EMAIL PROTECTED]
> wrote:
> On Sun, 11 May 2008 14:17:58 +0100, "John Dean"
> <john-dean@[EMAIL PROTECTED]
> wrote:
>
> >I'm guessing your tingly tinkly twinkly powder is towards the end of
> >
> >http://www.youtube.com/watch?v=VTwEuMzpxHk&feature=related
> >
> >Roughly at 7:58
> >
> >The powder looks orange to me, and it turns black as it burns with
little
> >spangly fireworky glittery eruptions
>
> The orange color of the powder and the buildup of a pile of dark-green
> reaction product that's much larger than the original pile of powder
> are a dead giveaway for potassium dichromate. Before the age of
> safety paranoia, it was common to light a pile of the stuff in school
> to simulate the evolution of a volcanic cinder cone. The effect is
> very lifelike and impressive.
Cool. Can it be put out with water?
--
The mnky gibbering and screeching used to keep me up at night, although
in the lst week or so it's prtty mch tailed off to nthng. The smell has
gttn noticbly worse in the last cple of days, too. The next time I get
a barrl full of mnkys, I'm going to try taking the lid off. -groo, AFCA
|
