Welcome back to the Fluctus Channel for a feature on the life on and of a submarine throughout its service and the precautions maintenance process Fluctus is a website and YouTube channel dedicated to sea geeks. Whenever you are curious or an incorrigible lover of this mysterious world, our videos are made for you ! We publish 3 videos a week on our Youtube channel and many more articles on our website. Feel free to subscribe to not miss any of our updates and visit our website to discover additional content. Don’t forget to follow us on twitter: