The Nimrod OCU has long been recocognised as the most demanding OCU.
As an aside, it's a fact that the Hercules OCU has long been recocognised as the most demanding OCU at Lyneham.
Everybody, but Navs, in particular, work very hard to hinder the objectives of every exercise, whch, as the course progresses, become more tedious and dull, both in the Sim and in the Air.
At the same time, they are expected to develop the ability to read and breathe at the same time to improve their potential for graduation.
