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They lock containers together with http://en.wikipedia.org/wiki/Twistlock http://en.wikipedia.org/wiki/Twistlock (and probably with other mechanisms) though of
by johntb86 12y ago
They lock containers together with http://en.wikipedia.org/wiki/Twistlock http://en.wikipedia.org/wiki/Twistlock (and probably with other mechanisms) though of course if the ship tilts enough there can still be problems.