On 15/08/2014 07:44, harryagain wrote:
"Nightjar "cpb"@" "insert my surname here wrote in message
...
On 13/08/2014 18:54, harryagain wrote:
"The Natural Philosopher" wrote in message
...
...
Sticking titanium shoes on a carthorse is all very well, but it still
cant
draw a 4,000 tonne train.

A diesel engine can.


When there is fuel to run it.

Which there always will be. We already have the technology to manufacture
it from waste products, water and sunlight. It is only that it is not
economic to do so at today's prices.

Ah. Sunlight.


In practice, grow lamps run on nuclear power are likely to be more
efficient.

--
Colin Bignell