...other things that stick in the mind from HUET.
The warning not to hold onto the door handles as you hit the water - because lots of people break their thumbs or fingers by doing so.
How bloody freezing 10 degrees Celsius sea temperature is when tipped into a nice flat pool with no swell or wind - in your clothes.
How hard it is to climb into a life-raft in your sodden freezing clothes from the same freezing water.