404 S.W.2d 518 E.I. duPONT DE NEMOURS COMPANY v. GORDON S. FRIAR and James Alexander, Treasurer of the State of Tennessee. Supreme Court of Tennessee, at Knoxville, September Term, 1965. Opinion filed June 3, 1966. 1. WORKMEN’S COMPENSATION Test of whether employee suffering a disability can perform his work without difficulty before a second injury […]