Слайд 2The word "diving" appeared in Russian not so long ago, but it
has become firmly established by those people who, when choosing a travel destination, prefer islands and coastal cities. Translated from English diving means "diving".
Слайд 3DIVING TYPES
Recreational diving
Technical diving
Commercial diving
Sport diving
Слайд 4Recreational diving
Recreational diving is scuba diving as a form of leisure and
recreation. Its motto is "Diving for Fun". Diving depths are usually limited to 30-32 m.
Слайд 5Technical diving
Technical diving includes dives over 40 meters, decompression dives, dives with
a physical barrier to ascent, dives with multiple gas mixtures (trimix, heliox, nitrox and air), and rebreather dives.
Слайд 6Commercial diving
Commercial diving includes all technical diving, scientific diving, treasure hunt, and
submarine military operations using submarine saboteurs.
Слайд 7Sport diving
Sport diving includes a range of recreational diving based sporting events.
Слайд 8Diver's equipment
Fins, Boots (boots), in case fins with an adjustable heel.
Mask, snorkel,
flashlight, coil, tug, buoy, compass, knife, underwater watch.
Wetsuit, helmet, gloves, wetsuit socks, belt with weights.
Rebreather, or spark, or scuba gear, regulator, BCD, compressed air cylinder.
Слайд 9Dangers
Drowning.
Decompression sickness.
Barotrauma.
Poisoning by gases: carbon monoxide, carbon dioxide, oxygen, nitrogen.
Oxygen starvation (or
hypoxia)
Слайд 10Necessary skills
Prepare equipment for the dive (selection, appointment, collection / analysis, care);
Put
on, adjust and check the equipment, provide assistance to partners during the dive;
Be able to recognize and send signals for communication underwater;
Plan a series of dives taking into account the weather, the type and topography of the bottom of the reservoir;
Ability to use a dive computer, pressure gauge, low pressure inflator, emergency air release valve, signal buoy, compass and other equipment.