hi to all!.. i hope all the members were doin fine!... well, i just
visited a site and found some diving infos there and lots of related
topics!... so i decided to share this to the grouP!... i think it can
be useful here!... try to check the link, its..
http://www.tpub.com/content/diving/
plus the fact that the site provide U.S. Navy Diving Instructions
Manual, so i guess its a nice thing to share it here!... i just hope
you guys will find it interesting!.. :D