Calculating return pressure / Calcular la presión de retorno
English, Español sigue tras el texto en inglés I do not know why but this easy question seams to give lots of trouble to new and not so new divers. It seams everybody has been taught to do 1/3 going, 1/3 coming back and 1/3 reserve… However, this system only works in a certain type … More Calculating return pressure / Calcular la presión de retorno