What you will learn:

TEC 40 Theory:

• Review of the benefits and dangers of using oxygen blends in diving
• Calculation and tracking of oxygen exposure
• Narcosis dangers and considerations
• Planning ideal gas blends for different depths to maximize bottom times
• Introduction to the benefits of using nitrox or oxygen as decompression gasses at subsequent dive level
• Logistics and dive planning for a variety of environments
• Common problems related to using a variety of gas blends on a single dive
• Managing emergencies related to the use of different gas blends during a dive
• Explanation of stage bottle configurations and techniques

TEC 40 Skills and Scenarios:

• Air consumption rate observation and calculation
• Gas switching using team protocols
• Lift bag deployment and use
• Refinement of buoyancy and propulsion techniques
• Handling a team member who switches to the wrong gas
• Emergency scenario simulations including (but not limited to): catastrophic gas loss, air sharing during a no-mask, regulator free flows, and more

TEC 45 Theory:

• The Differences Between Different Decompression Models
• The Benefits of Using Enriched Air or Oxygen as a Decompression Gas
• How to Plan Dive Logistics Based on Different Environments
• How to Anticipate the Most Common Problems in Decompression Diving
• How to Manage Emergencies in Decompression Diving
• Equipment Theory and Workshop Covering Different Configurations and Stage Bottles

TEC 45 Skills and Scenarios:

• Gas Switching Using Team Protocols
• Lift Bag Deployment
• Using a Safety Lift Bag for Surface Assistance
• Dealing with a Convulsing Diver at Depth
• Refinement of Buoyancy and Propulsion Techniques
• Emergency Simulations Including (But Not Limited to): Exceeding Bottom Times, Sharing Air During a No Mask Ascent, Regulator Free Flows, Lost Gas, and Switching to a Back-Up Buoyancy Device.

TEC 50 Theory:

• How to select and use two deco gasses to increase diver safety
• Review of the basics of decompression theory
• Explanation of common decompression models and the differences between them
• Review of the benefits of using enriched air or oxygen as a decompression gas
• Dive planning and logistics for a variety of environments
• Anticipating and managing common problems in decompression diving
• Review of different equipment configurations using multiple stage bottles

TEC 50 Skills and Scenarios:

• Recalculation of decompression requirements due to lost deco gas
• Gas switching using team protocols
• Lift bag deployment
• Using a safety lift bag for surface assistance
• Dealing with a convulsing diver at depth
• Refinement of configurations
• Narcosis test at depth
• Emergency scenarios simulations including, but not limited to: exceeded bottom times, gas sharing during a no-mask ascent,free-flowing regulators, loss of deco gas, and switching to a back-up wing or buoyancy device