Nitrox and Scuba Gasses - Full Version
Channel: Discovery Divers Tokyo
Date: 15/02/2021

Nitrox and Scuba Gasses - Full Version
A nitrox workshop + alpha! Get a full overview of nitrox and all scuba gases and how they are used in scuba and how they relate to each other. An overview of how and why recreational divers vary gas mixes to manage narcosis, oxygen exposure, CO2 generation, and more. Learn rebreather basics. This is the condensed scuba gasses bible for the nitrox student, tech-curious or tech-bound scuba diver. 

Chapters
00:00 Intro
00:45 Who is this workshop for
01:20 Contents
01:48 What is nitrox
02:29 Benefits of Nitrox: Fact or Fiction?
02:54 Nitrox Basics
04:01 Nitrox tables & Dive computers
06:20 Gas solubility comparison & narcosis
08:12 Oxygen and the scuba diver
12:18 How Nitrox is made
15:29 Partial pressure of oxygen in scuba gasses: hypoxic, normoxic, hyperoxic
17:03 How partial pressure of oxygen affects scuba divers
19:49 Oxygen toxicity – CNS
23:15 Oxygen toxicity – Hole body, Lungs, Lorraine Smith effect
25:52 managing oxygen exposure
30:02 Dive Computers and Nitrox
31:15 Calculating Partial Pressures (Oxygen) Circle T formula, MOD, Maximum operating depth, Maximizing deco, etc. 
38:08 Nitrox testing and tank labeling
39:54 Nitrox benefits review
41:49 Rebreather basics, open circuit, semi-closed rebreather, fully-closed rebreather
47:13 Nitrogen and narcosis
49:28 Decompression illness, sickness review
50:24 Deep air diving, nitrogen, carbon dioxide and narcosis
54:54 Dealing with Narcosis from a dive planning perspective
57:38 Narcosis adaptation
59:17 Carbon dioxide: The most evil gas in Scuba?
1:02:04 Helium and deep diving
1:05:38 Hydrogen as a substitute for Helium?
1:06:52 Advantages and disadvantages of helium mixes for deep diving
1:10:06 Gas mix definitions and contents: nitrox, helitrox, trimix, heliox, heliar
1:16:36 Argon for drysuit use
1:17:47 Summary and wrapup


#nitroxcourse #scubagasses #padinitroxcourse

Safe diving!

Jim

Big Dog, DDT
DiscoveryDiversTokyo.com

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