31.   Some engine noise and vibration are noticeable, but the turbo-charger is not.

32.   The cityscapes, notably Seattle, are detailed and fun while the sounds, from engine noise to radio chatter, are first-rate.

33.   The engine noise sounded much louder than normal and still the thing was not lifting.

34.   The engine noise inside the cabin made oral communication impossible.

35.   The engine noise is primarily to the side, he said, and there is very little friction on the rail itself.

36.   The jets have to be fitted with so-called hush kits that reduce their engine noise.

37.   The sounds in cluded engine noise, crew commands, submerging and surfacing.

38.   Those memories, and the engine noise, were about the only things to keep a collective snore from engulfing Indianapolis.

39.   Whenever turbulence, weird engine noise or plain bad vibes scare me, I watch the flight attendants.

40.   Although the United States says hush-kits reduce engine noise sufficiently, the EU says they are not effective and demand further modifications to plane engines.