Diving Bell Boat Innovation: Pressurized Room Lowers for River Exploration… High Air Pressure Enables Artifact Retrieval and Research by Submerged Team.
This diving bell boat has a giant boom on the back that allows it to lower an entire pressurized room to the bottom of a river. Using high air pressure, all water is pushed out of the room so 3-4 people can stay at the bottom of the river to retrieve artifacts or do research. …