pining,twin plugging,etc...

[Robert Humphris]

Isn't the perfect combustion chamber cone shaped?



>  Ahhh!  But the measure of anything depends on a reference point.  With
>Earth
>as a reference point, only I and my cone shaped hat will move.  
If your cone hat has a fine enough point we could use it place your
position on the planet with startling accuracy... and if you got a
smaller one for you nose we could work out the direction that you were
pointing...

Rob Humphris


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