
    No. 78-1870.
    Whirlpool Corp. v. Marshall, Secretary of Labor.
   C. A. 6th Cir. [Certiorari granted, ante, p. 823.] Motions of Philadelphia Area Project on Occupational Safety & Health, American Public Health Association, and American Federation of Labor & Congress of Industrial Organizations et al. for leave to file briefs as amici curiae granted.  