How to Build a Submarine and Survive

Embark on a thrilling journey through the process of building a submarine with limited resources in this captivating conference talk. Discover the challenges and lessons learned from constructing a 3.4-ton, 4.3-meter-long steel "sport diving boat" painted orange. Follow the presenters' adventure from finding a pressure tank to the first dive at the bottom of a mining lake. Gain valuable insights into the technical intricacies of submarine construction, including selecting an appropriate pressure tank, designing a watertight hatch, implementing underwater ultrasound communication, building redundancy into systems, managing CO2 levels, addressing window cracking issues, and handling emergencies. Learn how to overcome obstacles and navigate unexpected situations, including encounters with law enforcement. Benefit from the speakers' experiences and mistakes to improve your own submarine-building endeavors. Featuring photos by Selene Magnolia, this talk offers a unique blend of storytelling and technical advice for aspiring submarine builders and enthusiasts alike.

37C3 - How to build a submarine and survive