วันอังคารที่ 28 มิถุนายน พ.ศ. 2554

Diving in Thailand by Asiatravel.com

For reservations: Video www.asiatravel.com more: diving book.asiatravel.com ("Scuba", originally an acronym for underwater breathing apparatus, although generally accepted as a word in its own right [1] hour) is a Diving in the form of a diver using a set of dives to breathe for recreation, commercial or industrial under water. [2] Unlike diving early, leaving only the air pumped from the surface to make their own source of breathing gases underwater(Typically, compressed air), [3] so that they have more freedom than the crow flies. Both surface supplied and scuba diving allows divers under water much longer with breath-holding techniques in diving and snorkeling are free. Moves accordingly the objective of the dive, a diver is usually under water with their fins to feet, but external drives can be from an underwater vehicle, or pulled a sledge from the surface. The water normally contains dissolved oxygen fromfish and other aquatic animals extract all their required oxygen as the water flows their gills. Humans lack gills and otherwise, have the ability to breathe underwater without the aid of external devices [3] Some experiments indicate the possibility of artificial ventilation of the lungs filling with fluid dedicated (breathing liquid) -. This currently only on medical applications. Early diving experimenters quickly discovered that not enough simply to provide air...

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