Bill, you are right and wrong.
By: dr.kol : April 4th, 2015-03:14
You need to call me Dr., DM, PH... I did my DM through the Master Scuba Diver road. First all possible special courses like deep, wreck, nitrous, cave, etc. Then in DM there's more theory and that's also interesting. Diving in general is a great hobby and...