Update on 2019 and 2020

Side Mount Diver Performing Skills
It's quite noticeable that there have been no posts to this website during 2019, and also very little activity on my Facebook page (https://www.facebook.com/PhilGriggTechnicalDiving/ if you haven't already liked it). There's quite a simple answer to that, there's been nothing to talk about!
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Is 10/52 Always the Best Diluent?

10/52 In A Diluent Cylinder
When venturing beyond the typical air diving range on a rebreather a trimix diluent must be used.  However, because a rebreather effectively blends the gas mix on your back to turn it into a better mix to breath, divers have a tendency to just reach for the same diluents. One of the favourites is a 10/52
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AP Rename Rebreathers

Ambient Pressure Rebreathers
For those of you that haven’t seen , at the start of February Ambient Pressure went through a large re-branding exercise.  Ambient Pressure diving were always the rebreather arm of the company, with the recreational arm being looked after via AP Valves through the Buddy brand.  To avoid further confusion, the two companies are now
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Unearned vs Earned Decompression Sickness

Sub Featured Image
Most of us diver will be familiar with the phrase “Unearned Hit” when it comes to decompression.  Early this month, John Chatterton posted a blog regarding the phrase unearned and it seemed an ideal opportunity to agree with him. You can read all of John’s Blog on his web page at www.johnchatterton.com (and I’d encourage you to
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Tips For a Technical Diver – X-Ray Magazine

X-Ray Magazine Issue 52 Featured Image
The current issue of X-Ray magazine has a nice article regarding becoming a good (or “pro”) technical diver.  Written by Pascal Bernabe, an experienced technical instructor and record holder, it provides a guide for any budding technical diver. Without going into too much details, as you can read the full article for yourself for free,
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Checklists, PreBreaths and Working Units

Safety Alert Featured Image
I’ve posted links to Jill Heinerth’s blog before, mostly because I agree with what she has to say on most subject.  For those of you that don’t know, Jill is a big advocate of rebreather safety (as well as an accomplished diver) and post’s a lot about the subject. Her latest post is a short
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Pre Dive Procedures

Checklist Featured Image
Jill Heinerth has posted a video from the Bermuda Deep Water Caves Project, of which she is a part.  I think Jill sums everything up perfectly at the end of her piece Check lists are cool and they save lives Jill Heinerth I can’t really emphasise how much I agree with this statement. Safe rebreather diving
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HMS Victoria – Diving In Lebanon Part 5

HMS Victoria Prop Featured Image
HMS Victoria is a pre-dreadnought battle ship, lauched in 1887.  She was accidently sunk in June 1893, after a collision with HMS Camperdown during manoeuvres.  Most of the blame for the incedent was places on Vice-Admiral Sir George Tryon, commander of the British Mediterranean Fleet, who was on board and ordered the manoeuvre. The wreck
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Unknown Torpedo Carrier – Diving In Lebanon Part 4

This wreck is located approximately 4km outside the main port of Tripoli, and its identity remains unknown. Used by the Vichy to supply submarines with torpedoes, she was sunk by either aircraft or sea vessel.  She now lies in about 60m of water, upright, and usually with very good visibility. Torpedos lie all over the
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Le Souffleur – Diving In Lebanon Part 3

Le Souffleur is a French Vichy submarine, sunk by the British approximately 10km south of Beirut in June 1941.  She now sits in two reasonably intack halves in just under 40m of water, making in a relatively easy dive.  Fifty Two men were lost during the sinking.
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