:00:22
Herodotus, gentlemen.
:00:24
In 450 BC, the historianmentions the use...
:00:29
of a submarine apparatuswith war purposes.
:00:34
Year 400 of our age, a groupof Oriental women divers...
:00:39
used stonesfor speeding their descent.
:00:42
They trained to search forpearls, shells and seaweeds.
:00:49
The first diving bells.Year 1640.
:00:55
1866.Frenchman Rouquayrolpatents the first inbuilt...
:01:01
regulator for open gear.Unfortunately, it failed...
:01:04
due to technologic limitations.3 divers died while testing it.
:01:11
1937, Siebe's diving suit.The first that really works.
:01:17
Air was supplied from thesurface using a long hose,
:01:22
resembling an umbilical cord.
:01:28
The artificial lung, inventedby the Argentinean army.
:01:35
In 1944 engineerEmile Gagnan and Captain...
:01:41
Jacques-Yves Cousteau developthe first efficient regulator,
:01:46
which cuts the cord with thesurface and allows the user...
:01:50
to move with freedom.
:01:54
We will now pass fromtheory to practice...
:01:57
Those who are leaving tomorrowfor the diving baptism please...
prev.