480 N.E.2d 810 THE STATE, EX REL. MORRISSEY, v. INDUSTRIAL COMMISSION OF OHIO ET AL. No. 84-601Supreme Court of Ohio. Decided July 24, 1985. Workers’ compensation — Specific safety requirements for explosive actuated fastening tools — Ohio Adm. Code 4121:1-3-12 — Employer cannot avoid liability by delegating its instructional duty to union — Causation not […]