See YD link > http://www.yorkshire-divers.com/forums/surface-interval/108291-safety-warning.html
Seal diver · Registered Joined Oct 14, 2005 · 690 Posts Discussion Starter • #1 • Apr 19, 2010 See YD link > http://www.yorkshire-divers.com/forums/surface-interval/108291-safety-warning.html
1 12480 · Registered Joined Jun 30, 2008 · 20,638 Posts #2 • Apr 19, 2010 all good worthwhile points, thanks
