"Although the risks of ice-water swimming are numerous, this extreme sport is quite popular in Russia. Adherents insist that it improves the circulation and immune system and circulation. It even combats depression, they say."
I'll just stay in the jacuzzi.
In the Gulf of Mexico, surfing and on dive boats, I've seen porpoises do amazing things including jumps just like that. I'd have no problem believing the dolphin behavior is real, the only doubt might be that someone actually caught the photo at the right moment.
Divers focus on oxygen clean and oxygen compatible but there is a third element for a piece of equipment to be ready for 'oxygen service.' There is 'oxygen design.' Does the equipment handle the gas gently with slow acting valves and no extreme bends or sudden diameter changes in the gas path?
There was a time when it was an actual technique called 'progressive penetration.' You penetrate a wreck little by little without reels and learn your way around the interior.
They have a different name for that technique now.
Back when I was a goofy surfer kid, I got my 69 Galaxy 500 stuck in the sand way down the beach from Port Aransas, Texas. ( I think I was around 19 years old.) I was off in the boonies looking for a magical sandbar break with my surfboard.
If you know what a 69 Galaxy 500 was like, you know...
The only time a shark ever messed with me was while surfing. I was prone on my board so he couldn't even see my suit. He went for my leash and came back to strike at the bottom of my board. He was an aggressive youngster probably a little over two feet long.
This was a joke I did from a DEMA...
lol...
When I made the video I was all about the wine bottle and forgot to give any thought to the glass.
It would have looked more upscale to use stemware. As a Chianti, it might have been more accurate to use one of these but a 'rocks' glass was the closest I had.
It's really cool to...
At least previous vaporware rebreather scams like the Hydroid and the Triton Gill had some some faked pictures of it underwater. These Dmask people aren't even trying. There's only one artsy picture with the ocean in the background.
^This^
Dive stores are a business and training agencies are a vendor. It's like any other business -vendor relationship, like the landlord, like the product manufacturers. The business has choices in the way it manages its vendors.
Believe me, I've been to plenty of stores where the regional...
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