Thread: Pure gas vs E85
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Rod Speed Rod Speed is offline
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Default Pure gas vs E85



wrote in message
...
On Tue, 23 Jun 2020 07:25:19 -0400, Frank wrote:

On 6/23/2020 1:06 AM, Rod Speed wrote:


wrote in message
...
On Mon, 22 Jun 2020 15:13:41 -0700, T wrote:

On 2020-06-22 15:06, wrote:
On Mon, 22 Jun 2020 16:52:07 GMT,
(Scott Lurndal)
wrote:

writes:
On Fri, 19 Jun 2020 06:24:07 -0700 (PDT), trader_4
wrote:

On Thursday, June 18, 2020 at 6:38:34 PM UTC-4, Frank wrote:
On 6/18/2020 6:19 PM, Scott Lurndal wrote:
T writes:
Hi All,

I watch my mileage. I have been running pure gasoline now
for a bunch on months.

My mileage jump up from 23.5 on 15% alcohol to 25.5 miles
per gallon on pure gasoline

It hasn't been news for two decades that alcohol fuel mixes
reduce mileage simply
due to less energy content in the fuel.

Where have you been?


Very true and they are screwing him by charging more for pure
gasoline
as it is cheaper to make.

You have cites for that? That it actually costs the refiner more
for
alcohol than to refine crude? Also factor in the retailer needs a
separate tank and pump that's low volume to support it.



The price of both alcohol and crude vary widely but I assume both
go
into the price along with more than a little wiggle room to flatten
the curve. I know the $40 XOM I bought during the panicdemic is
doing
OK so they must be doing something right. ($47 today, +17.5% in a
month or so)

Economies of scale. The more thay make of something, the cheaper
it is to sell.

Oil is fairly volatile but ethanol is a corn product and the
government has it's finger on the scale for all things corn.
It is interesting that hand sanitizer is $25-50 a gallon but that
same
alcohol in gasoline goes for $2.


Isopropyl versus ethyl alcohol. Plus moisturizers,
stabilizers, toxic perfumes, packaging, car payments
to the seller, etc..

Most hand sanitizer in ethanol.
In fact we are getting "moonshine" hand sanitizer with that
unmistakable smell of "first run" moonshine.

That's methanol.

It is probably run off at 80-90% in a single pass,
not multiple passes like good vodka,.

Absolutely certain, no point in multiple passes with hand sanitiser.


Moonshine is raw distillate that has not been aged in charred barrels.

Fore-shots of the distillate will contain some lower boiling methanol
and must be discarded.

A chemistry professor told our class that during prohibition he would
run analyses for bootleggers to make sure the booze was safe. He said
there were more people with blindness due to methanol contamination
going to the hospital then there were pregnant women delivering babies.

I heard a caution on TV this am that a lot of hand sanitizers from
Mexico contained methanol and should be discarded. The hazardous
warning is mainly aimed at alcoholics who may drink the stuff.

A shot of methanol can kill you and a little less can blind you. Trace
amounts present in a lot of alcoholic beverages and food will not harm
you.


If you are distilling fermented sugar, there shouldn't be any methanol.



Bull****.

The prohibition introduced denatured alcohol and they added
methanol as the denaturing agent. You could try to distill that
out but the boiling points are so close it was hard to do.


More bull****, it is in fact trivial to do with a reflux still. You discard
the
first run from the still and do that by volume if you cant analyse the
alcohol.