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The historical past of deep-sea diving is very fascinating. Several civilizations through time have involved in breathing-maintain plunging, how to scuba dive External link mark often known as cost-free-diving. Evidence of early cost-free-plunging may be the locating of water items seen on territory and historic pictures of divers. These civilizations used cost-free-diving to spearfish plus in events. The Traditional Greeks are acknowledged cost-free-divers. They utilized free of charge-diving to look for sponges and also with their military services learning to scuba dive External link mark.

A number of the earlier attempts from the history of diving to dive by using air flow incorporate snorkeling with hollow reeds, utilizing air-stuffed bags and scuba diving bells. Plunging bells are watertight compartments on cables. The scuba diving bell is made to stay packed with air flow since it is forced below normal water, scuba diving cat External link mark permitting a number of divers to become transferred.



Revision: r1 - 2015-05-04 - 18:36:17 - JaN89

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