Time for action — converting the surface to a mesh
Now it's time for a big change. Make sure that you saved the file at the end of the previous Time for action — section. You are going to covert your Subdivision Surface to a mesh object:
Make sure you are in Object Mode. Rotate the hull so you can see it well.
Press Alt+C to convert the surface into a mesh object. Select Mesh from Curve/Meta/Surf/Text from the menu with theLMB as shown in the following screenshot:
Press Tab to go into Edit Mode. The control points are gone. You now have a boat hull.
Press A to deselect any selected vertices
What just happened?
This was a short but important step. Objects can be changed from one type to another. You needed to save your work before doing this, because you cannot convert the object back.