I thought that it was very clever. Thx for the ? 


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On Sunday, May 23, 2021, 4:22 PM, Lee Kuhn <lvjkuhn at gmail.com> wrote:

Obviously wasn't my best joke.  Butane is lighter fluid, as in cigarette
lighter fluid. :)


On Sun, May 23, 2021, 3:10 PM ROGER PIHLAJA <roger_pihlaja at msn.com> wrote:

> Hi All,
>
> Sea water is 8.55 lbs/gal, or about 2% more dense than fresh water.
>
> All the hydrocarbon liquids are about 10% less dense than fresh water.
> But, keep in mind that many of the commonly used fuel gases are vapors at
> room temperature:
> Boiling Point @ Sea Level (deg F)
> Methane: -259
> Ethane: -128
> Propane: -44
> Isobutane: 11
> n-Butane: 31
>
> All of these materials come from natural gas, which is mostly methane.
> The higher molecular weight hydrocarbons are naturally present in varying
> amounts depending on the natural gas field.  They are more valuable than
> methane and are usually separated out prior to the methane being sent down
> the natural gas pipeline.
>
> Note that n-butane is barely a vapor at room temperature.  For this
> reason, it is not considered a very good stove fuel.  n-Butane is much more
> valuable as a petrochemical feedstock.  The 1 lb propane cylinders sold in
> hardware stores contain nearly pure propane (98+ %wt).  But, because
> propane boils at -44 deg F, the cylinder it is sold in is actually a steel
> pressure vessel.  This cylinder adds more weight than was saved by using
> the less dense fuel.  The disposable gas cylinders commonly sold for
> camping stoves typically contain 80%wt propane and 20%wt isobutane so the
> stove will operate in cold temperatures.  However, because isobutane and
> n-butane are chemically similar, they are very difficult to separate.  For
> this reason, commercial grade isobutane can typically contain 2-6%wt
> n-butane as a contaminant.  Low grade camp stove fuel tends to contain more
> n-butane and may not work in your stove on a cold morning.  This camp stove
> fuel must be sold in a steel pressure vessel, also reducing the weight
> savings.
>
> Roger Pihlaja
> S/V Dynamic Equilibrium
>
> Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows 10
>
> From: Ric Stott<mailto:ric at stottarchitecture.com>
> Sent: Sunday, May 23, 2021 10:24 AM
> To: The Rhodes 22 Email List<mailto:rhodes22-list at rhodes22.org>
> Subject: Re: [Rhodes22-list] Trailer
>
> Fresh water and salt water are different.
>
> Sent from my iPhone
>
> > On May 23, 2021, at 10:07 AM, Lowe, Rob <rlowe at vt.edu> wrote:
> >
> > ?Lee,
> > A gallon of water will weigh more.  Looks like butane is around 5 pounds
> per gallon. - rob
> >
> > ________________________________
> > From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> on behalf of
> Lee Kuhn <lvjkuhn at gmail.com>
> > Sent: Sunday, May 23, 2021 9:58 AM
> > To: The Rhodes 22 Email List <rhodes22-list at rhodes22.org>
> > Subject: Re: [Rhodes22-list] Trailer
> >
> > Rob,
> >
> > But what weighs more?  A gallon of water or a gallon of butane?
> >
> > Lee
> >
> >> On Sun, May 23, 2021, 9:44 AM Lowe, Rob <rlowe at vt.edu> wrote:
> >>
> >> Water is 8.34 pounds per gallon. - Rob
> >>
> >> ________________________________
> >> From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> on behalf of
> Lee
> >> Kuhn <lvjkuhn at gmail.com>
> >> Sent: Friday, May 21, 2021 5:33 PM
> >> To: The Rhodes 22 Email List <rhodes22-list at rhodes22.org>
> >> Subject: Re: [Rhodes22-list] Trailer
> >>
> >> Oops!  Thanks.
> >>
> >> But how much does a gallon of water weigh?
> >>
> >> On Fri, May 21, 2021, 5:25 PM Michael D. Weisner <mweisner at ebsmed.com>
> >> wrote:
> >>
> >>> Lee,
> >>>
> >>> Please check your math. The tongue weight should be 10% of 5,000 lbs.
> or
> >>> 500
> >>> lbs., not 50 lbs.
> >>>
> >>> Mike
> >>> s/v Wind Lass ('91)
> >>> Nissequogue River, NY
> >>> I'd rather be sailing :~)
> >>>
> >>> -----Original Message-----
> >>> From: Rhodes22-list <rhodes22-list-bounces at rhodes22.org> On Behalf Of
> >> Lee
> >>> Sent: Friday, May 21, 2021 4:44 PM
> >>> To: rhodes22-list at rhodes22.org
> >>> Subject: Re: [Rhodes22-list] Trailer
> >>>
> >>> I've never trailered anything before so I checked with the archives,
> the
> >>> Internet, and Stan.
> >>>
> >>> Looks like:
> >>>
> >>> 17-inch coupling height
> >>>
> >>> 2-inch ball
> >>>
> >>> 4-prong electrical connection
> >>>
> >>> safety chains (do those come with the trailer?)
> >>>
> >>> 10 to 15% tongue weight which would be 50 to 75 pounds with a 5,000
> pound
> >>> boat/trailer.  Stan feels more comfortable with 100 pound tongue
> >> weight.  I
> >>> don't believe everything I read on the Internet so I'll go with Stan's
> >>> recommendation.  Apparently too little tongue weight and your trailer
> >> will
> >>> fishtail and too much tongue weight will overload your rear tires and
> >> could
> >>> create a variety of handling and braking issues.
> >>>
> >>> Lee
> >>> Soon to have a 1999 Rhodes22
> >>> Claytor Lake, VA
> >>>
> >>>
> >>>
> >>> --
> >>> Sent from: http://rhodes-22.1065344.n5.nabble.com/
> >>>
> >>>
> >>
>
>