[PAR] [TLE] Zalman Shapiro [SEP] Zalman Mordecai Shapiro (12 May 1920 – 16 July 2016) was an American chemist and inventor.  He received 15 patents, including a 2009 patent on a process to make commercial production of diamonds cheaper, and played a key role in the development of the reactor that powered the world's first nuclear powered submarine, the "Nautilus". [PAR] [TLE] USS Nautilus (SSN-571) [SEP] USS "Nautilus" (SSN-571) was the world's first operational nuclear-powered submarine.  The vessel was the first submarine to complete a submerged transit of the North Pole on 3rd August 1958.
[PAR] [TLE] Zalman Shapiro [ SEP ] Zalman Mordecai Shapiro ( 12 May 1920 – 16 July 2016 ) was an American chemist and inventor . He received 15 patents , including a 2009 patent on a process to make commercial production of diamonds cheaper , and played a key role in the development of the reactor that powered the world 's first nuclear powered submarine , the " Nautilus " . [PAR] [TLE] USS Nautilus ( SSN-571 ) [ SEP ] USS " Nautilus " ( SSN-571 ) was the world 's first operational nuclear - powered submarine . The vessel was the first submarine to complete a submerged transit of the North Pole on 3rd August 1958 .
What was the name of the man who played a key role in the development of the reactor the powered the first submarine to complete a submerged transit of the North Pole?
What was the name of the man who played a key role in the development of the reactor the powered the first submarine to complete a submerged transit of the North Pole ?
Zalman Mordecai Shapiro
Zalman Mordecai Shapiro