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Re: Arco vs. Chevron vs. Exxon vs. Shell vs. 76 vs. Valero vs...
Courage 7 April 2005 02:51:04
	"Steve T" <fotocord@yahoo.com> wrote in message news:c1upce$1m605j$1@ID-52908.news.uni-berlin.de...>... stuff snipped...> Yes gas all comes through "a pipe" but the separate it with "pigs" to keep> the octane grades separated and diesel out of the gas out of the jet fuel> etc. Given Amoco is clear and the others are yellow tells me something is> different... Some people would like to believe the cheapest gas you can> find is the same as quality gas, but these are the same people who believe> pep boys parts are the same as the dealers...> See:> http://www.post-gazette.com/transportation/20040104gratacoltrans2p2.asp> http://www.pipeline101.com/Operating/batching.html> So just because they come through the same pipe and maybe even from the > same> refinery, doesn't mean it's all the same. Gasoline is a complex mix of> different hydrocarbons and some are harder to refine and there are less of> them than others. Supply and demand determines the costs of these parts of> the mixture. Heptane is cheap, isooctane isn't. It's not like alcohol > based> fuels where you are basically using all of the same molecule, not a > mixture> of different ones. One brand may make their 93 gas meet the standard with> extra additives rather than using more isooctane in the mix? Hard to know> what they are doing...> http://www.energy.gov.ab.ca/com/Room/Public+Reference/Commodity-Info/Gasoline.htm> http://chemistry.about.com/cs/howthingswork/a/aa070401a.htm> This is one reason racers like using alcohol based fuels, if it's allowed,> because it's -always- the same (methanol is methanol and is just one type> of molecule), doesn't break down and is forgiving to tune with but that's> another topic...> Bottom line, you have to decide which seems to run best to you in your car> and if you're willing to pay what they want for it.> -- > Steve> http://www.atlantaracing.com Nope, pigs are not used to separate the batches, they don't work as well (for minimizing transmix) as not using them does and they really foul up when reaching a pump station: http://www.colpipe.com/ab_faq.asp#1 see transmix I work for this company in the link above. Basically we transport these gasolines: boutique gas, generic/fungible reg and premium, and BP/Amoco "water white". By making generous interfact cuts, we take extra care to keep the BP clear. The terminal operator adds the additives and creates mid-grade from the reg and prem. methanol has some nice characteristics for racing engines, but it's low in energy density compared to gasoline and very corrosive
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BillyBob "Bubba" Farnsworth III 9 April 2005 18:24:12 [ permanent link ]
	"courage" <dan@cbs.com> wrote in message news:OpidnQmJfsBm-snfRVn-tw@comcast.com...> "Steve T" <fotocord@yahoo.com> wrote in message> news:c1upce$1m605j$1@ID-52908.news.uni-berlin.de...> >... stuff snipped...> > Yes gas all comes through "a pipe" but the separate it with "pigs" to keep> > the octane grades separated and diesel out of the gas out of the jet fuel> > etc. Given Amoco is clear and the others are yellow tells me something different... Some people would like to believe the cheapest gas you can> > find is the same as quality gas, but these are the same people who believe> > pep boys parts are the same as the dealers...> > See:> > http://www.post-gazette.com/transportation/20040104gratacoltrans2p2.asp> > http://www.pipeline101.com/Operating/batching.html> > So just because they come through the same pipe and maybe even from the> > same> > refinery, doesn't mean it's all the same. Gasoline is a complex mix of> > different hydrocarbons and some are harder to refine and there are less them than others. Supply and demand determines the costs of these parts the mixture. Heptane is cheap, isooctane isn't. It's not like alcohol> > based> > fuels where you are basically using all of the same molecule, not a> > mixture> > of different ones. One brand may make their 93 gas meet the standard with> > extra additives rather than using more isooctane in the mix? Hard to know> > what they are doing...> > http://www.energy.gov.ab.ca/com/Room/Public+Reference/Commodity-Info/Gasolin e.htm> > http://chemistry.about.com/cs/howthingswork/a/aa070401a.htm> > This is one reason racers like using alcohol based fuels, if it's allowed,> > because it's -always- the same (methanol is methanol and is just one type> > of molecule), doesn't break down and is forgiving to tune with but that's> > another topic...> > Bottom line, you have to decide which seems to run best to you in your and if you're willing to pay what they want for it.> > --> > Steve> > http://www.atlantaracing.com> Nope, pigs are not used to separate the batches, they don't work as well> (for minimizing transmix) as not using them does and they really foul up> when reaching a pump station:> http://www.colpipe.com/ab_faq.asp#1 see transmix> I work for this company in the link above. Basically we transport these> gasolines: boutique gas, generic/fungible reg and premium, and BP/Amoco> "water white". By making generous interfact cuts, we take extra care to> keep the BP clear. The terminal operator adds the additives and creates> mid-grade from the reg and prem.> methanol has some nice characteristics for racing engines, but it's low in> energy density compared to gasoline and very corrosive> You say separated with pigs? Are they live pigs or do you mean separated with pork?
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Satan Penus 12 April 2005 20:53:36 [ permanent link ]
	I dont eat Pork - I am jewish
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Shawn 13 April 2005 00:18:28 [ permanent link ]
	My grandfather was a Nazi, he cooked Jews "Satan Penus" <fucknazis@HitlerwasGay.org> wrote in message news:k2T6e.796$bc2.235@newssvr17.news.prodigy.com...> I dont eat Pork - I am jewish>
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Spam Hater 15 August 2005 10:11:20 [ permanent link ]
	In article <o2W6e.9193$GJ.6229@attbi_s71>, "Shawn" <askmefirst@mchsi.com> wrote: My grandfather was a Nazi, he cooked Jews> "Satan Penus" <fucknazis@HitlerwasGay.org> wrote in message> news:k2T6e.796$bc2.235@newssvr17.news.prodigy.com...> > I dont eat Pork - I am jewish> > If I were you I wouldn't admit to my ugly ancestors.
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