The Different Contents of Scuba Tanks You may have seen people at the beach, on TV, and on movies going scuba diving. You may have noticed all the equipments and gadgets attached to the diver that seems so complicated, and perhaps one of the most noticeable about scuba diving is the scuba tank. Scuba tanks are attached at the back of scuba divers and are filled with compressed air and never oxygen. For example, if you are certified as an open water diver, you are only allowed to dive in dive sites that have a minimum requirement of open water diver. However, if you are certified as an advanced open water diver, you can dive at dive sites that have a minimum certification level of open water and advanced open water. Scuba diving resorts will never allow you to go diving without certification from any of the agencies mentioned. This is because scuba diving can be dangerous if you don t know anything about it. For instance, you need to know about underwater pressure and how to cope with it. The pressure itself can be dangerous if you don t know how to equalize. In fact, divers can actually swim through the wider interior of the said channel to make the dive more enjoyable. Smaller island of Utila, on the other hand, gained a status as great spot for beginners in scuba diving. Dive shops in Utila are offering cheaper cost for diving courses. So, Utila have become the haven for low-budget amateur divers. Trying to know if you are mentally fit is important before engaging yourself in scuba diving or to other kinds of sports and routines. Why? In order to meet your objective in involving yourself into it as well as to know if you are ready for such a sport. So, how will you know if you are mentally ready to scuba dive? Type of wetsuit Your personal tolerance level will be an essential basis for this choice. This will also consider your diving location and the status of the water temperature in the place. It varies from short to long sleeves and legs. Water Temperature Cold water obviously requires for thicker suit while warm water necessitates for an average thickness.