Threshold
B-747-8I, « I » for « Intercontinental ». You can see at the back of the four GEnx-2B67 engine nacelles the chevrons also called « cookie-cutters » which reduce the noise of the engines. This is a video of the roll-out ceremony in Everett (Washington) on Feb. 13, 2011:
Caution: As far as this video is concerned, it would be well advised not to use some of the phrases heard on its soundtrack during an FCL 1.200/1.028 speaking examination…