The expedient use of newly developed instrumental techniques was a characteristic Woodward exemplified throughout his career .
Use marked a radical change from the extremely tedious and long chemical methods of structural elucidation that had been used until then .
The expedient use of newly developed instrumental techniques was a characteristic Woodward exemplified throughout his career , and it marked a radical change from the extremely tedious and long chemical methods of structural elucidation that had been used until then .