How to calculate air consumption for scuba diving - SAC vs RMV

There’s a lot of confusion on this topic when you look around on the internet, so hopefully this will clarify how to get the numbers you need for air consumption.
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SAC and RMV are used interchangeably in a lot of the materials that you’ll find online. Here I talk about the different ways they are calculated, what’s the most appropriate use for them, and how to improve your air consumption while scuba diving. If you have further questions about SAC and RMV, leave them in the comments!

0:00 Introduction
0:29 SAC in pressure/minute
2:00 Absolute pressure calculation
2:19 SAC calculation
3:00 SAC in volume/min
4:07 RMV
4:53 Gas consumption run
6:32 RMV calculations
8:34 How tech divers use RMV
9:19 Strategies to improve air consumption


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