sentences:  The estimated walking time for employees ranged from 30 seconds to three minutes, but some workers needed as many as eight minutes to reach their workbenches.Upon arriving at their workbench, employees were required to put on aprons or overalls, removed shirts, tape or grease arms, put on finger cots, prepare equipment, turn on switches, open windows, and/or assemble or sharpen tools.Such preparatory activities consumed three to four minutes.