Every time I go out and see a truck with an
exhaust trail, it worries me.
Why was the aircraft only shown hiding behind a post with an
exhaust trail visible?
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.
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.
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.
Flying their planes through the
exhaust trails of ships, investigators made the first direct measurements of the effect of ship exhaust on cloud droplets.