Plenarforsamlingen vedtog en henstilling om nedbringelse af chrom­forurening, hvori kvalitetsmålet er fastsat til 50 μ^Ι chrom i Rhinens vand og grænseværdier for forskellige industrigrene.
It adopted a recommendation con­cerning the reduction of pollution by chromium, which set a quality objective of not more than 50 μg of chromium per litre in the Rhine as well as limit values for specific branches of industry.