RE: RE: Metal transport (was: platoon stuff and combat engineers)

I thought it was corn starch.  It forms a non-newtonian fluid in which
it gets harder the more pressure that is applied.  IIRC it has to do
with the water squeezing out as pressure is applied.

--Binhan

> -----Original Message-----
> From: Flak Magnet [mailto:flakmagnet@tabletop-battlezone.com]
> Sent: Thursday, June 27, 2002 8:04 AM
> To: gzg-l@csua.berkeley.edu
> Subject: RE: RE: Metal transport (was: platoon stuff and combat
> engineers)
> 
> 
> I think this might demonstrate what Beth is talking about perfectly:
> 
> Needed:
> 
> A container.
> Some water
> Baking powder (not soda).
> 
> Fill the container with about 1/4"-1/2" of water.
> Slowly sift in lots of baking powder.  You want to make sure 
> what is in
> the container is soaked before adding more.  Add enough to that the
> baking powder looks wet but doesn't flow or have 
> free-standing water in
> the container.
> 
> Now you have it. Take your finger or a pencil and try to jab 
> it quickly
> into the muck you just made.	It won't give, if you hit it hard enough
> it may even break apart in a crumbly way.  Now slowly press 
> your finger
> into it... it gives and flows slowly away.
> 
> You really ought to let some kids play with this stuff a bit, 
> so you can
> justify having used up this much baking powder...
> 
> On Wed, 2002-06-26 at 19:41, Beth.Fulton@csiro.au wrote:
> > G'day,
> > 
> > > Water behaves this way simply because you have to shove the 
> > > mass aside, but if you have thin suits which don't restrict 
> > > movement, you can't be talking about that much mass.  I 
> > > assume you meant this as an illustration of the effect but 
> > > not the cause?
> > 
> > Yes.
> > 
> > Cheers
> > 
> > Beth
> > 
> -- 
> 
> --Flak Magnet
> Hive Fleet Jaegernaught
> http://www.geocities.com/flakmagnet72
>