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Welcome to the Fluctus channel. Today we will learn about how civil and military aircraft are rigorously tested for proper operation. Fluctus is a website and YouTube channel dedicated to sea geeks. Whenever you are curious about this mysterious world or have a lover who can't fix it, our videos are created! We post 3 videos a week on our YouTube channel and more articles on our website. Subscribe anytime to never miss an update and visit our website to find more content. Don't forget to follow us on Twitter: /fluctusofficial Please respect the comments section. Any spam, insults or trolls will be removed.