Date:         Fri, 10 Nov 2000 23:48:54 -0700
Reply-To:     Larry Hamm <ldhamm@XMISSION.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Larry Hamm <ldhamm@XMISSION.COM>
Subject:      Re: types of fire extinguishing agents:
Comments: To: Bill Davidson <wdavidson@THEGRID.NET>
Content-Type: text/plain; charset=us-ascii

Bill Davidson wrote:
>
> >From the West Marine Catalogue: (p.718 of 2000 master catalogue)
>
> "Carbon Dioxide (CO2) - good for Class B and Class C fires. No clean up.
> Easy to use. Useful only in confined interior spaces. Does not cool fire.
>
> Halon - no longer produced as a result of the environmentally hazardous CFCs
> (chloroflourocarbons) it produces.
>
> FE-241, FM-200 - relatively non-toxic Halon replacements are effective on
> all fire classes. Not as effective as Halon. Expensive. [on page 719:
> successors to Halon 1211 and 1301 which were effective, but too damaging to
> the ozone layer. The FE-241 agent is for use only in unoccupied areas due to
> its toxicity, but it is marginally more effective per pound than FM-200 and
> has an ozone-depletion impact that is less than 1% of Halon 1211's. The
> FM-200 agent is OK for occupied areas, but is slightly less effective and
> inflicts no ozone depletion.]
>
> Halotron 1- Newly EPA approved. Safe for computers, electronics, even clean
> rooms, and requires no cleanup after use.
>
> Dry Chemical - Low toxicity. Inexpensive. Effective on Class B and Class C
> fires. Not effective on Class A fires. Difficult to clean up.
>
> Tri-Class Dry Chemical - low toxicity. Inexpensive. Effective on Class B and
> Class C fires. Moderately effective on Class A fires. Difficult to clean up.
> Corrosive. Not a good choice for helm or nav station.
>
> Aqueous Foam - this relatively new technology is extremely easy to use
> effectively on Class A, B, and C fires. Avoid excessive skin or eye
> contact."
>
> Anybody have experience or know anything about this Aqueous Foam stuff?
> Clean up?
>
Bill,
Good info. I don't know about aqueous foam, but check out the ballistic
systems at:

http://www.primexfiresystems.com/applications.html

Sounds like they may be an excellent possibility, though pricey. Might
even work in my plane.
Larry