The Hunley’s air circulation system didn’t work or was disconnected the night she and her eight-man crew vanished in 1864. The finding suggests difficulty getting oxygen inside crew compartment.
The Hunley’s air circulation system didn’t work or was disconnected the night she and her eight-man crew vanished in 1864. The finding suggests difficulty getting oxygen inside crew compartment.
Scientists are at work to preserve the Hunley and remove the concretion (a rock-hard layer of sand, rust, sediment and silt) that covers the inside of the crew compartment.