[PSUBS-MAILIST] tampon filters

[Stephen Fordyce]

Oh that is too cool! Great pickup.
On 26/01/2014 8:42 AM, "hank pronk" <hanker_20032000 at yahoo.ca> wrote:

> Steve,
> The compressor is a 24v Cornelius and I bought two of them on ebay and got
> them working.  The compressor is 1.9cuft per min at 3,000psi. and it came
> out of a US military aircraft so it is tiny and light.  It is about the
> size of a kids lunch box.  There is no place here for 150 miles to get
> scuba tanks filled.  It would be very troublesome to get air here, that is
> why I want my own air supply.
> Hank
>
>
>   On Saturday, January 25, 2014 2:29:34 PM, Stephen Fordyce <
> stephen.fordyce at gmail.com> wrote:
>  Fair enough Hank, no worries. What compressor is it and where did you
> get it? Something small enough to go in a sub but still do HP is kind of
> rare.
> Cheers,
> Steve
> On 26/01/2014 7:38 AM, "hank pronk" <hanker_20032000 at yahoo.ca> wrote:
>
> Steve,
> I have a bailout bottle with clean air, so I really only wanted the hp
> tank air to breathable for surfacing while the sub is full of smoke.  Odour
> makes no difference because it is for such a short time.  having said that,
> since I know  nothing about filtration, I will get a larger bail out bottle
> and use that for all emergencies.  Thanks'  for the input, that was very
> helpful.
> Hank
>
>
>   On Saturday, January 25, 2014 12:14:44 PM, Stephen Fordyce <
> stephen.fordyce at gmail.com> wrote:
>   Hi guys,
> I've spent a good amount of time messing around with HP breathing air
> compressors (I have my own for SCUBA diving) and can volunteer these 2
> links as explaining the final filtration process really well.
> http://www.neptunoworld.com/articles/compressors.html
> http://www.michaelmcfadyenscuba.info/viewpage.php?page_id=16
> But in a nutshell, if you're going to be breathing it, especially if you
> have to bail out at depth, I wouldn't be trusting my life to tampons... The
> activated carbon and molecular sieve are pretty cheap, and much more manly
> :).
> Using an old hydraulic cylinder also has high potential for adding odours
> to your air that no filtration will get rid of - there is some good stuff
> about that in some the Airspeedpress books on diy oxygen systems.
> Cheers,
> Steve
> On 26/01/2014 4:44 AM, "Douglas Suhr" <spiritofcalypso at gmail.com> wrote:
>
> Never heard that one before! Hank, just tell 'em you're helping your wife
> by gathering supplies for that "girls puberty class" she volunteers to
> teach :)
>
> Joking aside, if tampons really work I might ask you to grab me some
> Depends because I'll be peeing myself! But this is what us psubbers are
> about: Innovation and improvisation. Good work Hank. Can't wait to see
> Gamma.
>
>
> On Sat, Jan 25, 2014 at 12:29 PM, hank pronk <hanker_20032000 at yahoo.ca>wrote:
>
>  Vance,
> I am taking air off the manifold for the scuba regulator. I have made no
> changes to the hp system, it is all original.   I have a compressor on
> board to re-fill the hp tanks.  I like how convenient it is to fill the hp
> tanks without taking them out of the sub.
> Hank
>
>
>   On Saturday, January 25, 2014 10:24:35 AM, "vbra676539 at aol.com" <
> vbra676539 at aol.com> wrote:
>  You lost me here. A compressor? Why not tap into the HP system with a
> two charging blocks and clamp on scuba 1st/2nd stage regulators? You need a
> BIBS of some sort, and the simpler the better, as smoke tends to unravel
> the nerves a bit with a couple of hundred feet of water over your head.
> What air do you need to pump?
> Vance
>
>
> -----Original Message-----
> From: hank pronk <hanker_20032000 at yahoo.ca>
> To: Personal Submersibles General Discussion <
> personal_submersibles at psubs.org>
> Sent: Sat, Jan 25, 2014 12:13 pm
> Subject: [PSUBS-MAILIST] tampon filters
>
>   Gamma has an onboard hp compressor now.  Since I may need to breathe
> the air from the main hp tanks in case of smoke or passing gas :-)  I need
> to filter the air.  I am making a filter housing from a hydraulic cylinder
> and filling it with tampons.  I read that tampons work for this.  Is that
> true?  I hate buying tampons, !!
> Hank
>
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