What is a Certification Card (C-card)?
What is a Certification Card (C-card)? A C-card, or certification card, is a plastic identification card issued to scuba divers by recognized certification agencies as proof of their successful completion of diver training and the necessary experience required for a specific level of certification. As scuba diving is a specialized activity that demands comprehensive knowledge, […]
What is Buoyancy Control?
What is Buoyancy Control? Buoyancy control is a fundamental skill in scuba diving, essential for both safety and underwater exploration. It enables divers to maintain a constant depth, efficiently ascend and descend in the water column, and effortlessly glide through their surroundings. Mastering buoyancy control requires understanding the principles of buoyancy and applying them to […]
What is a Yoke Valve?
A yoke valve or fitting is a critical component in scuba diving, serving as the connection between a regulator or filling whip and a diving cylinder.
What is Anoxia?
What is Anoxia? Anoxia, a medical condition characterized by an acute deficiency of oxygen in the body, is a critical concern for scuba divers. It can occur due to various reasons and poses severe risks to divers’ health and safety. In the context of scuba diving, it is essential to understand the causes, symptoms, and […]
What is a Second Stage in Scuba Diving?
The second stage regulator, also known as the demand valve, is an essential component in a scuba diver’s breathing apparatus. It is responsible for delivering air from the first stage regulator (connected to the scuba cylinder) to the diver’s mouth at a pressure that matches the surrounding water pressure, also known as ambient pressure.
What is a Bailout Bottle?
What is a Bailout Bottle? A bailout bottle, also known as a bailout cylinder, is a vital component in the world of scuba diving. It serves as a lifeline for divers by providing an emergency supply of air or other breathing gas in case of air supply trouble during a dive. This essential piece of […]
What is Lift Capacity when Scuba Diving?
Lift capacity plays a vital role in scuba diving, as it refers to the amount of buoyancy provided by a buoyancy control device (BCD).
What does the acronym SCUBA stand for?
Scuba diving is an underwater sport and recreational activity that enables individuals to explore and observe aquatic environments and their inhabitants while using what is known as a self-contained underwater breathing apparatus (SCUBA).