I'd be surprised too..but look at the OP's quote - he sounds like the fundies book he has is calling it a GUE Factor.
Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
The point is to try and make up for the shortcomings of the Imperial system of measurements.I am reading Getting Clear on the Basics: The Fundamentals of Technical Diving by Jarrod Jablonski, and have a question on the GUE Factor. What was the point?
GUE, UTD, NTEC - all have tank factors in their training. I don't think I've seen any of them try to claim simple calculation as their own creation.