Osha requires that employers report all work-related fatalities to osha within blank hours and inpatient hospitalizations that require care or treatment, all amputations, and all losses of an eye to osha within blank hours

OSHA requires employers report all work related fatalities and inpatient hospitalizations within 8 hours.

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.