TDI Nitrox course is an entry level course for divers wishing to utilize enriched air nitrox as a breathing gas. Little else has impacted recreational diving more than the introduction of nitrox, allowing more time underwater. The TDI Nitrox course as often been labeled as the preferred method for teaching nitrox and is often considered the most complete stepping stone to the introduction of higher level technical diving courses. This is where the adventure into exploration begins. Take the academics for this course on your computer with our online course.
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