Poon Lok-man. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 126-128). / Abstracts in English and Chinese. / ABSTRACT --- p.ii / ACKNOWLEDGEMENT --- p.v / LIST OF TABLES --- p.vi / LIST OF FIGURES --- p.vii / GLOSSARY --- p.viii / Chapter CHAPTER 1: --- INTRODUCTION --- p.1 / Chapter CHAPTER 2: --- AIR POLLUTANTS AND ENVIRONMENTAL MONITORING --- p.8 / Chapter CHAPTER 3: --- PRINCIPLE OF LEAD FINGERPRINTING --- p.15 / Chapter CHAPTER 4: --- INSTRUMENTATION AND THEORY --- p.20 / Chapter CHAPTER 5: --- OPTIMIZATION OF ANALYTICAL PERFORMANCE IN LEAD ISOTOPE ANALYSIS --- p.29 / Chapter CHAPTER 6: --- DETERMINATION OF LEAD CONTENTS AND ISOTOPIC RATIOS IN POTENTIAL AIRBORNE LEAD SOURCES --- p.55 / Chapter CHAPTER 7: --- DETERMINATION OF LEAD CONTENT IN PARTICULATES COLLECTED ONTO HV-FILTERS --- p.69 / Chapter CHAPTER 8: --- ENVIRONMENTAL SURVEY --- p.74 / Chapter CHAPTER 9: --- "CONCLUSIONS, LIMITATIONS AND FURTHER DIRECTION" --- p.97 / APPENDICES --- p.105 / BIBLIOGRAPHY --- p.126