Detailed text transcripts for TV channel - CNN - 20100313:11:59:00
Basis. and that's what you're measuring. >> so even if the flight you're on hasn't had a fume event, there are toxic fumes in that ventilation system, and it's coming out? >> that's exactly the case. >> reporter: explains, engines can leak overnight. a mist of oil can spread through the cabin. >> you don't want to be the very first person on the plane in the morning when they turn it on. >> that's what pilots are. they're the ones that turn on the engine. >> reporter: only one trillionth of a gram of tcp in her hair. >> her hair probably picked it up from the seat. that would say to us when yo...