RE: Re: OT: where to hire smoke generator

["Brian G. Reynolds" <brian.g.reynolds@xxxxxxx>]

Oh the things you learn belonging to this group...............

B.

> -----Original Message-----
> From: Dan James [mailto:UKHA@xxxxxxx]
> Sent: 15 October 2001 11:20
> To: ukha_d@xxxxxxx
> Subject: [ukha_d] Re: OT: where to hire smoke generator
>
>
> Dry Ice and Smoke Machines are too very different devices..
>
> Dry Ice is Frozen Co2 - this produces the effect of the smoke effect
> frequently used on the tv - i.e smoke around your feet as dry ice
> naturally sinks. Dry ice will not do you a lot of good if you swallow
> lots of it. - alos the material is dangerous to handle and needs
> special storage
>
> Smoke machines fall into 2 categories the traditional Fog type and
> Hazers - Fog machines use a liquid that is heated and produces a fog,
> used for highlighting lighting effects, or flooding an area with
> smoke - typically used in nightclubs. This is airbourne smoke, it
> will not sink in the way Dry Ice does. and is not harmful if
> swallowed.
>
> Hazers produce a water vapour that fills the air, very expencive to
> buy, and use, but do not set of smoke alarms in hotels, as they only
> use water vapours.
>
> As to where to hire one, try looking for a disco shop, they usually
> operate a hire service.
>
> Regards
>
> Dan "ex DJ" James :-)
>
>
>
> --- In ukha_d@y..., "Stuart Whyte" <stuart@s...>
wrote:
> > My understanding of dry ice is more inline with Keith's
explanation.
> >
> > S.
> >
> > --- In ukha_d@y..., "Graham Howe" <graham@s...>
wrote:
> > > > -----Original Message-----
> > > > From: Anders Frihagen [mailto:anders@xxxxxxx...]
> > > > Sent: 15 October 2001 08:26
> > > > To: ukha_d@y...
> > > > Subject: RE: [ukha_d] OT: where to hire smoke generator
> > > >
> > > > I would just like to mention how a fog machine works:
> > > > 1 . You boil water
> > > > 2. the steam is passed over dry ice
> > > > 3. It codenses and make a fog.
> > > >
> > > > There is very little CO2 released, it is the water that
makes
> > > > the fog...
> > > >
> > > >          Anders
> > >
> > > OK this seems to contradict with what Keith was saying:
> > >
> > > 'the effect is actually a cloud of CO2 which will suffocate
> people
> > if there
> > > is too much of
> > > it'
> > >
> > > which explanation is correct or are these two different
types of
> > machine?
> > >
> > > Graham
>
>
>
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