This knowledge allowed British scientists to establish a relationship between the percent of fuel energy that heated the exhaust trail and the critical atmospheric temperature for contrail formation.
Where the exhaust trails were concerned, the report stated that the only reliable means of preventing their formation was to remove the water from engine exhausts by means of a water-recovery system.
Why was the aircraft only shown hiding behind a post with an exhaust trail
4 -- color) SpaceShipOne leaves an exhaust trail
to space Monday.
The experts falling the exhaust trail
see the next two quarters as smoking with impressive earnings growth.
Atlantis and its crew of five soared into a clear Florida sky with a rising full moon in the background and the setting sun turning the exhaust trail
gold and peach.
Traversing the exhaust trail
of a Concorde 11 times during an Air France flight from Fiji to New Zealand last year, a NASA environmental research plane sampled the SST's exhaust, the researchers report in the Oct.
Very faintly on the horizon we could see their shimmering exhaust trails
fizzing over the wave tops as they came for us.
More than 40,000 flights by high-flying NATO aircraft released chemically reactive exhaust trails
filled with nitrogen oxides that devour stratospheric ozone.
Designers working on aeronautic projects can create very realistic exhaust trails
, missile trails, vapor trails from wingtips, and even skywriting applications.
Flying their planes through the exhaust trails
of ships, investigators made the first direct measurements of the effect of ship exhaust on cloud droplets.