it would be stuff like emergency drills - what to do in the event of fire, smoke, evacuation, ditching; immediate care - basic first aid plus a lot more, including child birth; there would normally be a swimming session and having to rescue someone from the water and put up a life raft; all the emergency equipment - how to check it before every flight, how to use it, where it is located etc; doors - how to open normally and in an emergency situation; how to make sure the right people are sitting at the emergency exits; pilot incapacitation...and looooooooooads more!!!!