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Okumaya devam et...
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| '''John Elmer McKeen''' (1903{{snd}}1978) was a pioneering chemical engineer known globally for his contributions to mass production of antibiotics, particularly [[penicillin]], during World War II. His contributions led to the rapid scale-up of production, supplying a substantial portion of this vital "miracle antibiotic" to the armed forces.<ref>{{Cite web |title=JOHN E. MCKEEN 1903-1978 |url=https://nae.edu/189460/JOHN-E-MCKEEN-19031978 |access-date=2023-10-27 |website=NAE Website |language=en}}</ref> McKeen graduated from [[Brooklyn Polytechnic Institute]] (now [[NYU Polytechnic School of Engineering]]) in 1926 as a chemical engineer and immediately went to work for [[Pfizer]], where he was the president from 1949 to 1965.<ref>{{Cite news |last=McDowell |first=Edwin |date=1978-02-26 |title=John McKeen, Ex‐Pfizer Chairman |language=en-US |work=The New York Times |url=https://www.nytimes.com/1978/02/26/archives/john-mckeen-expfizer-chairman.html |access-date=2023-10-27 |issn=0362-4331}}</ref> He was an elected member of the [[National Academy of Engineering]]. | '''John Elmer McKeen''' (1903{{snd}}1978) was a pioneering chemical engineer known globally for his contributions to mass production of antibiotics, particularly [[penicillin]], during World War II. His contributions led to the rapid scale-up of production, supplying a substantial portion of this vital "miracle antibiotic" to the armed forces.<ref>{{Cite web |title=JOHN E. MCKEEN 1903-1978 |url=https://nae.edu/189460/JOHN-E-MCKEEN-19031978 |access-date=2023-10-27 |website=NAE Website |language=en}}</ref> McKeen graduated from [[Brooklyn Polytechnic Institute]] (now [[NYU Polytechnic School of Engineering]]) in 1926 as a chemical engineer and immediately went to work for [[Pfizer]], where he was the president from 1949 to 1965.<ref>{{Cite news |last=McDowell |first=Edwin |date=1978-02-26 |title=John McKeen, Ex‐Pfizer Chairman |language=en-US |work=The New York Times |url=https://www.nytimes.com/1978/02/26/archives/john-mckeen-expfizer-chairman.html |access-date=2023-10-27 |issn=0362-4331}}</ref> He was an elected member of the [[National Academy of Engineering]]. |
| ==References== | ==References== |
Okumaya devam et...