The pre-dive briefing must cover every aspect of the dive plan, from preparation to dry return, without forgetting the emergency procedures. If something is forgotten, when the group comes to face the unforeseen situation, everyone will react, independently of the others, according to what he considers right and correct.
And when different individuals make different decisions simultaneously it is not easy to maintain control of the group, which can result in an unexpected accident. To limit as much as possible the unknowns of a dive, the use of Dive Mask Strap Cover and the uncertainty regarding individual reactions to various scenarios, the briefing must be complete.
The pre-dive safety check is another preventive measure to maintain control of the group when operations are started. In fact, it is possible to lose control of the group when faced with a problem related to equipment.
