Support WBURHow A Single Missing Part Can Hold Up $5 Million Machines And Unleash Industrial HellPlay03:45Download AudioScott HorsleySeptember 21, 2021 ShareNicole Wolter at work at her factory in Wauconda, Ill., which makes components for industrial machines. Wolter's company is straining to meet demand as her own suppliers struggle with short staffing. (HM Manufacturing)