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I find the porta-potty smell to be objectionable as well. However, I
installed a nicro day-night solar vent over mine which ameliorates the smell
quite nicely. It should also eliminate gas build up since it turns over the
volume of the boat once an hour.
Richard
> ----------
> From: Thos. Westerman
> Sent: Tuesday, July 13, 1999 10:33 AM
> To: james nolan; potter mail list
> Subject: Re: Methane and carbon monoxide
>
> - - - - - - - - - - - - - - - - - - - - - - - - - - -
> West Wight Potter Website at URL
> http://www.lesbois.com/wwpotter/
> - - - - - - - - - - - - - - - - - - - - - - - - - - -
>
> >- - - - - - - - - - - - - - - - - - - - - - - - - - -
> >Should one take measures against a possible methane build up and
> explosion
> >in the porta potty? Are methane detectors available?
>
> CO detectors and Gas Detectors are very different products. The amount of
> Methane and other combustible gases which might be produced by the PPotti
> are quite rather minimal even negligible for an explosion threat, and
> further minimized by chemical interactions if you are using toilet
> chemicals. But even without enough to be a threat of explosion that
> dosent
> mean it wouldnt smell. Gas expands to meet its maximum containment, so it
> could smell bad even if the cabin werent "filled with methane" as would be
> the case with a bad fuel canister leak, etc... and that would be
> dangerous.
> As for a detector, your nose is as good as any for the most part as most
> commercial gasses has scent added for detection. But if you really feel
> you need one check your local RV store, they sell 12v ones that can be
> connected to the battery. They detect methane, propane, butane, gasoline,
> etc... I put one in my Camper, paid about $12 but it was clearance, expect
> to pay more. for the boat I wouldnt bother and would just be mindful of
> ventilation of which the potter is designed for (companion way hatch and
> for hatch plus the snorkel/louvered door of the fore chamber for the
> anchor
> in P19).
> There is an internet story that floated around of a fat man who ate lots
> of
> cabbage, etc and went to sleep in the winter in his intentionally winter
> draft sealed bedroom--and suffocated in his own bowel gas. I seem to
> recall it as one of the darwin awards years back. Potters are rather air
> leaky through the companion way even when its closed so no worries there.
>
>
> Is it also prudent to
> >get a carbon monoxide detector for running the stove in the cabin? There
> >are several instances of people killed or overcome by carbon monoxide
> while
> >cooking in tents, are there any cases of this in boats?
>
> There probably are. The big thing to consider is ventilation (while
> cooking) I take it you are not cooking constantly but intermittently so
> ventilate while cooking and you should be fine. If you are still nervous
> get a CO detector (would recommend one by Kidde/Nighthawk) but if it was
> a
> really significant problem, chances are the Coasties would have mandated
> that our boats be outfitted with one the way they require Fire
> Extinguishers...
>
> Thomas Westerman
> P19 #578
> Colorado Springs
>
>
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