Though the tradition of free diving in Jeju dates back to 430AD, it wasn’t until the 18th century that women became the dominant force in the free diving trade.
אודות Rob O'Goodenow
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פוסטים מאת Rob O'Goodenow
If you learn a thorough gas switching method and then get complacent or think you know better, normalisation of deviance will eventually catch up with you and you are risking your life.
SDI TDI ERDI has recently named Jürgen Hitzler as regional manager for SDI TDI ERDI Germany on 1 January, 2017.
International training has announced that the newest regional office to join the SDI TDI ERDI family is SDI TDI ERDI America Latina Norte.
The one skill that seems to stymie most snorkelers is clearing your snorkel when water gets inside, either by accident or by diving below the surface.
That will depend on a variety of factors, but chief among them will be the answer to the question, “What will you be using your snorkel for?”
Before using your snorkel, you will need to attach it to your mask. There are both right and wrong ways to do this.
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.