a French diver breaks the world record

Never had a man gone this far underground. Frederick Swierczynski is an extreme diver. With the help of a thruster, it sinks into the darkness of a cavity until it pushes the limits of the human body. He achieved a feat, reaching 308 meters underground: a world record. After seven hours of divinghe takes out the head water from chasm from Font Estramar, a few kilometers from Perpignan (Pyrénées-Orientales).

Daily and rigorous preparation

Before getting there, Frédéric had to Swierczynski several test shots. Everything is prepared in atelier close to Marseille. Electronics must be able to withstand the large depths. Some bad preparations can cause loss of life. The mixture ofoxygen and D’helium must be precisely dosed. “You make dives the ones After the others, you go down 20 meters by 20 to see if everything holds together”describes Frédéric Swierczynski. He tests his equipment in the Mediterranean Sea. At 50, he counts beat new records and prepares daily. Diving where no one goes allows him to bring knowledge to scientists, his greatest achievement.