> On (26 Apr 98) Barbara McNay wrote to Blake Bowers...
 >  BM> This brings to mind something I saw up in that area (don't know what
 >  BM> state, but I'd guess it was in New Jersey, Delaware, or Maryland)
 >  BM> about 30 years ago:  On the approach to a tunnel, there were signs
 >  BM> saying that vehicles with, or pulling trailers with, gas bottles were
 >  BM> not to use the tunnel, but were instead to use an open-air route.  
e
 > A couple of reasons for that.  One is the design of
 > the tanks
 > themselfs, even more so 30 years ago.  Not the safest
 > thing in
 > an accident.  The biggest concern, is if they are in
 > an accident,
 > with a unlikely fire, the possiblity of a blevy.
 >  Secondly, is the cargo itself.  I would rather deal
 > with a half
 > full gas tank in an accident anyday, as opposed to a
 > half full
 > propane tank.  The potential that the propane tank
 > has, is
 > scary!
OK, I wasn't aware of the differences between gasoline and propane.  Not that 
I have anything like an accurate notion of the power contained in a half full 
gas tank.  Considering how far I can drive on a half tank, it must be 
impressive when unleashed all at once.
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