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Great report, gentlemen.
Apart from Whale Sharks, Mata Rays are the unicorns of the underwater world. Jealous of these divers but also happy for them.
James when you get a little time can you explain gradient factor and how it's used.
![[SFM] Risky Recital](http://i.ytimg.com/vi/RzNkY1_Nk3o/mqdefault.jpg)
Great report, gentlemen.
Apart from Whale Sharks, Mata Rays are the unicorns of the underwater world. Jealous of these divers but also happy for them.
James when you get a little time can you explain gradient factor and how it's used.