00443nam a2200145Ia 4500001001100000005001700011008004300028020001500071050001800086245009900104260002600203300001700229650003600246999001500282000001673220251012174547.0  900620s1974    fr            00    eng c  a9264111662 4aTD196 M38M55610aMercury and the environmentbstudies of mercury use, emission, biological impact and control.   aParisb[s.n.]c1974.   a196p.c24cm.00aMercuryxEnvironmental aspects.  c6205d6205