Before using your snorkel, you will need to attach it to your mask. There are both right and wrong ways to do this.
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Entries by SDI/TDI/ERDI
To help you become a snorkel expert, SDI has put together three one-minute videos each covering the three key factors in snorkel selection, use and clearing.
When you work to integrate support units or to provide new technologies, you only improve upon an already quality core structure.
Our responsibility is to know our job, equipment, and capabilities and let the others take care of theirs.
In this example of a commercial diving operation, the combination of standard commercial diving techniques and technical diving procedures proved to be possible to implement in a safe and successful way.
Početak uspešne saradnje nove regionalne kancelarije TDI/SDI za istočnu evropu, TDI/SDI Srbija i TDI/SDI Makedonija
In terms of the social aspects, when our professionalism or competency is threatened, we are liable to put up defenses.
I take note of the female’s entrance into the work force and the increased level of higher education amongst the general public.
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