254 S.E.2d 33 (1979)
296 N.C. 586
James E. SMITH
James E. SMITH
v.
AMERICAN RADIATOR & STANDARD SANITARY CORPORATION et al.
Supreme Court of North Carolina.
February 5, 1979.Turner and Harrison, for plaintiff.
Barden, Stith, McCotter & Stith, for defendant Industrial Maintenance.
Petition by plaintiff for discretionary review under GS 7A-31. 38 N.C.App. 457, 248 S.E.2d 462. (778SC704). Denied.