1.   American Airlines, meanwhile, is removing two rows of seats in coach cabins to give all passengers three more inches of sprawl space at no extra charge.

2.   A roomier coach cabin may also be troublesome to airline employees, who have become accustomed to free air travel.

3.   In addition, the coach cabin has new seats with padded headrests and more comfort adjustment options.

4.   Irene Lebovics, president of Noise Cancellation, said she expected other carriers to install the technology for premium-fare customers and eventually in coach cabins.

5.   Not every airline is tinkering with its coach cabin.

6.   The entire coach cabin breaks up laughing.

7.   The first aircraft with the roomier coach cabin goes into service Saturday, and all planes will have the seating within a year.

8.   While the first-class passengers on this Continental flight munch on duck, veal and lamb, those in the coach cabin are chewing on chicken.