The #Scorpian and The #Thresher were in my dad's mind as he started out his early days as a p&e in civil service. He preferred ship/carrier work assignments to subs. He did carrier vessels that were nuclear once they became the power sources. HVAC was his thing. listverse.com/2025/01/09/1...

10 Sobering Submarine Incident...
10 Sobering Submarine Incidents from the 1960s

Traversing the deep blue sea is no longer a recent venture for mankind since curiosity for what lies below dates back many years. Submersible boat designs

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