This is particularly true among the small cadre of physicists who have actually had first-hand experience with the extremely esoteric business of designing, testing and maintaining the nuclear weapons in our stockpile today -- arguably, the most complex pieces of equipment ever produced by man.

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The challenge now is to create software that can manage complex combinations of storage equipment from many different vendors.

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These are among the most complex pieces of equipment every manufactured.

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These large and complex pieces of equipment are all produced overseas and it takes at least a year to take delivery of even one, let alone many.

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The method is being employed at a small test facility, where waste water is piped through a complex maze of equipment, including a membrane that removes the nasty stuff.

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Petrobras has been studying an alternative to transport the equipment by ferry to the Petrochemical Complex of Rio de Janeiro State (Comperj).

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