It is inexcusable for new divers not to know the relationship between nitrogen loading and NDL. it is part of the curriculum they are supposed to learn.I agree that new divers should learn the basics of nitrogen absorption and its relationship to NDL. However, I don't believe it makes them any safer than divers who don't know those basics. Compare two divers: one who knows the basics and the other who knows nothing except what the NDL display is telling him. To be clear, the s
If they are taking the computer version of the PADI course, they are given access to a computer simulator that allows them to move a diver through the dive, with the simulator showing how those levels change during a dive and how the generic computer in the simulator indicates it.