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Originally Posted by John C. Ratliff

One thing a lot of people don't realize is the reason for that LP outlet on the top of the first stage. It came about because Scubapro was embarrassed by the U.S. Navy Experimental Dive Unit tests which showed it's less expensive model (Mk II?) with only one LP outlet on the top out-performed the Mk V. This is because of basic fluid dynamics which show that when you bend a flow 90 degrees, you place a lot of turbulence into the flow. By having the flow go straight out of the piston into the hose

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Originally Posted by Kryssa

We are just back from our family cruise and dove with St. Croix SCUBA while we were in port on the Celebrity Summit. It was really a great excursion.

We are unique group in that we had 2 certified divers and 2 experienced divers that love to resist certification so they just take Discover Scuba over and over and over...

Ed suggested we do a quick discover scuba lesson then demonstrate the skills right where the boat docks so we could be off on our 2-tank morning dives

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Just another cave diving story, enjoy:

I close my eyes, push back all the thoughts that want to come out and clear my mind and suddenly feel warm and comfortable, like the cave just wrapped me in a soft sensual hug. I can feel Yolly's hand grabbing my elbow, the guideline locked in my right hand and the noise of my own bubbles. My breathing is slow again, and so is my heartbeat.

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DivemasterDennis here, scuba snob, PADI pro, avid diver, and now cancer patient. I have been told no diving for the indefinite future, and I never thought that would be the case. I still feel good, but cancer cells have taken up residence in more than one body part, and I am starting to have impact on my respiratory system. I share that news as a 6o year old white male who is in good , very good health, or thought I was. A persistent cough sent me to the doctor and VOILA, look what they found! ...