SC - OT Octane was brewing

[margali]

margali wrote:

> > I'll pobablyget castigated for continuing this, but my all three of
> my
> >
> > Mustangs are screaming bloody murder right about now:-)
> > Actually, octane is a measure of a fuel's resistance to premature
> > detonation.
> >
> > 2MACH4U, Puck
>
> Actually, it is a number indicating the degree of knocking of a fuel
> mixture under standard test conditions. pure normal heptane is
> arbitrarily assigned a rating of 0 and isooctane is assigned 100,
> making
> the amount of knocking in the test engine of a liquid rated at 80 is
> the
> equivalent of 80 parts heptane, 20 parts isooctane. to get octane
> results of over 100 require the addition of lead alkyl
> products[tetraethyl or tetramethyl lead iirc]. there is a chemical
> known
> as n-octane, c8h18 or ch3[ch2]6ch3 used as a solvent and in the iso
> form
> for callibrating testing aparatus.
> margali
> ex car nut, x chem factory worker, civillian nuke, and lover of
> useless
> triviata
>
> =

have i killed the thread yet?margali

>

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