chocojon at blueyonder.co.uk
Mon May 23 09:47:30 UTC 2011
Regrettably, I find things to build / links on the Internet and not worry
too much about the details. I don't have a fume cupboard but I think we
could build one with the stuff around Hackspace. I'm thinking Perspex front,
wooden walls, stove heater type thing, big fan and a fair bit of ingenuity.
The reason for the link was that some new people arrived on the last
Hackspace and expressed an interest in making something with Ferrofluid (if
I remember correctly). Something along these lines:
One thing that the new people did organise was cornflour and water on a
loudspeaker cone to look something like this:
Didn't work optimally but it was pretty close to that considering the speed
with which it was made.
> -----Original Message-----
> From: hackspacebristol-bounces at lists.aktivix.org [mailto:hackspacebristol-
> bounces at lists.aktivix.org] On Behalf Of Richard Sewell
> Sent: 23 May 2011 09:11
> To: hackspacebristol at lists.aktivix.org
> Subject: Re: [hackspacebristol] Ferrofluid
> Jon - that looks both cheap and easy. If it works we should be able to
> buckets of the stuff.
> Note that it involves boiling off ammonia at one point, which I think
> render the average kitchen uninhabitable. You don't happen to have access
> to a fume cupboard, do you ?
> On 23/05/2011 08:22, Chocolate Jon wrote:
> > To Merlin and anyone else that's interested,
> > Was looking around and found that you can get 300g of Ferrofluid for
> > £80 which is cheaper than the $1 per 1 ml that I remember being told.
> > Source:
> > http://cgi.ebay.co.uk/300g-Ferrofluid-magnetic-liquid-neodymium-magnet
> > s-/350
> > 7ad618
> > c
> > But that isn't the Hackspace way so here is a way you can make your
> > own Ferrofluid (well, liquid magnet since ferrofluid might be a
> > trademark or
> > something):
> > t.htm It may not be as good or much different in price but I thought
> > that you might be interested.
> > Hope that helps,
> > Jon
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