Roy J. Plunkett
Days since birth: {DAYSSINCE()} 1910-06-26 {DAYSSINCE}
Age in days at death: {DAYSSINCE(date2=>1994-05-12)} 1910-06-26 {DAYSSINCE}
Days since death: {DAYSSINCE()} 1994-05-12 {DAYSSINCE}
Manchester College alumni, getting his bachelor's degree in 1932. Best known for discovering Teflon.