HOW DEEP CAN A SUBMARINE GO BEFORE THE OCEAN CRUSHES IT?

🎥 **National Geographic Video** 📌 **HOW DEEP CAN A SUBMARINE GO BEFORE THE OCEAN CRUSHES IT?** 📺 Channel: ABYSS THEORY 📖 How deep can a submarine really go before the crushing pressure of the ocean becomes too powerful for its hull to survive? 🔗 Watch full video: https://www.youtube.com/watch?v=qjxCFaMaqNM Stay connected with Tolee for daily video updates across NASA, Discovery, National Geographic, Science, Education, Documentary, History, Space, Animals, Technology, and Kids Education!