1) scuba diving experience

here is an experience narrated by is scubadriver .Scuba Diving is a water sport Scuba Diving is a form of Underwater driving in which a driver use a self-contained underwater apparatus to breathe underwater unlike the other modes of driving, which rely either on breath hold or on air pump from the surface, Scuba drivers carry their own breathing gas, allowing Dam greater freedom of movement then which an air line or drivers umbilical and longer under water endurance then breath hold. Scuba equipment maybe One circuit, in which ex held gas is exhausted to the surroundings, aur closed for semi closed circuit, in which the breathing gas is subbed to remove carbon dioxide, and oxygen use is replenised promise supply of feed gas before being re-breathed.