Roger wrote:

Just doing research wasn't he? ISTR that was his excuse for asking what
latent heat was

Yes, and the original question is he
http://groups.google.com/group/alt.h...e=source&hl=en

but I can't recall why he asked if metres cubed was a
measure of velocity. :-)

That wasn't quite the question - it was "Is this linear speed in cubic
metres per second?" and it came up in a discussion on pipe sizing:
http://groups.google.com/group/uk.d-...e=source&hl=en

--
Andy