"Alain" <ele### [at] netscape net> wrote in message
news:49513fe9$1@news.povray.org...
> My take would be to place a long cylinder or a cone with pigment rgbt 1
> give it an ior around 0.99 and use a slight normal perturbation:
> normal{bozo 0.1 scale<100,1,1>} for a jet along the x axis. Rotate as
> needed.
Expanding on the cone idea .... rib the cone with tori. Afterburning engines
gable the exhaust nozzle from cylinder to cone-ish shape, and the exhaust
plume has these bright rings along it's length.
Jim
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