000			00287nam a2200121 4500
020			_a0850923506
082			_a363.7 CHE
245			_aChemistry &The Environment
260			_aLondon _bCommonwealth Science Council _c1990
300			_a323
650			_aEnviornment _aChemistry
942			_cREF
999			_c1537 _d1537