A Ship Built to Sink — Almost

de bene esse: literally, of well-being, morally acceptable but subject to future validation or exception

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See when the Scripps Floating Instrument Platform, FLIP, research vessel deploys off San Clemente Island.

At the link see photos showing the vessel as it flips after the ballast tanks are filled with sea water after which the 55-foot bow then rises to a vertical position and into a space perfect for ocean research.