The Nitrox Gas Blending Manual (Metric) is the text-book literary assistant to the TDI Nitrox Gas Blending certification course.

This course will grant each student with an in-depth knowledge of various topics regarding the use, and preparation, of various diving gases used within the scuba environment. Detailed chapters include information on scuba gases, oxygen handling & system design, blending techniques, gas mixing mathematics, and finally mixing charts and various necessary mathematical formulas.