The modal auxiliary in boldface conveys the idea of obli...

A “Some of you may be familiar with OSHA” (line 7) B “we can do it.” (line 11) C “and will do what is necessary to prevent you from being injured.” (lines 14-15) D “you must first understand what constitutes a hazard.” (lines 30-31) E “Those obstructions could keep you from exiting the building quickly and safely” (lines 62-64)