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From: hsu@cvl.UUCP (Dave Hsu)
Newsgroups: net.rec
Subject: Re: Re: NI3NH3
Message-ID: <190@cvl.UUCP>
Date: Thu, 21-Mar-85 15:28:37 EST
Article-I.D.: cvl.190
Posted: Thu Mar 21 15:28:37 1985
Date-Received: Sat, 23-Mar-85 03:28:28 EST
References: <3157@allegra.UUCP> <319@oliveb.UUCP>
Organization: Computer Vision Lab, U. of Maryland, College Park
Lines: 16

> 
> There must be a way of stablizing the crystals!  I remember a sub-firework
> that consisted of little twisted-up pieces of paper that SNAPped when
> thrown on the ground.  The crystals in these little things look a lot
> like a greyish version of iodine chunks.  If it normally can go off by
> itself, it probably isn't a very saleable product -- maybe the crystals
> are only partially treated?
> 
> Gary

Well, yes and no.  The items you refer to are commonly sold as
"Whippersnappers", and are triggered by a small amount of fulminate in each
packet.  The greyish stuff is in fact, only gravel, used to add heft and
provide something for the chemicals to bond to.

-dave