Preface. Acknowledgements. Simulation Chamber Facilities. Overview on the Development of Chambers for the Study of Atmospheric Chemical Processes.- The UCR EPA Environmental Chamber.- Investigations of Secondary Organic Aerosol in the UCR EPA Environmental Chamber.- Field Measurements and Modelling Motivated Design of a Programme of Aerosol Chamber Experiments.- Chamber Simulations of Cloud Chemistry: The ADA Chamber.- New ON-line Mass Spectrometer for Identification of Reaction Products in the Aqueous Phase: Application to the OH Oxidation of N-methyl-pyrrolidone Under Atmospheric Conditions.- Dynamic Chamber System to Measure Gaseous Compounds Emissions and Atmospheric-Biospheric Interactions.- Chemical Process Studies. Chamber Studies on the Photolysis of Aldehydes.- Determination of Photolysis Frequencies for Selected Carbonyl Compounds in the EUPHORE Chamber.- Remote Sensing of Glyoxal by Differential Optical Absorption Spectroscopy (DOAS): Advancements in Simulation Chamber and Field Experiments.-Aromatic Hydrocarbon Oxidation: the Contribution of Chamber Photooxidation Studies.- FT-JR Kinetic Study on the Gas Phase Reactions of the OH Radical with a Series of Nitroaromatic Compounds.- Atmospheric Fate of Unsaturated Ethers.- Atmospheric Oxidation of the Chlorinated Solvents, 1 ,1, 1-Trichioroethane, Trichioroethene and Tetrachioroethene.- Simulation Chamber Study of the Oxidation of Acetic Acid by OH Radicals: Detection of Reaction Products by CW-CRDS in the Near-Infrared Range.- Kinetics, Products and Mechanism of O(3P) Atom Reactions with Alkyl Iodides.- Kinetics of the Reaction between CF2O and CH3OH.- New Kinetic and Spectroscopic Measurements in the CF3O + NO System.- Kinetic Study of the Temperature Dependence of the OH Initiated Oxidation of Dimethyl Sulphide.- Environmental Chamber Studies of Ozone Formation Potentials of Volatile Organic Compounds.- Evaluation of the Detailed Tropospheric Chemical Mechanism, MCM v3, Using Environmental Chamber Data: Butane and its Degradation Products.- Studies on Nitrate-affected Oxidation and their Perspectives.- Heterogeneous and Aqueous-Phase Transformations of lsoprene.- Investigations of Atmospheric Transformation of Diesel Emissions in the European Photoreactor (EUPHORE).- Investigations of Real Car Exhaust in Environmental Simulation Chambers: Results from the INFORMATEX and DIFUSO Projects.- The EUROCHAMP Integrated Infrastructure Initiative.- Air Pollution Studies Survey on Atmospheric Chemistry Research in Some new EU Member States and Candidate Countries.- New Measurements of NMVOC Concentrations in the City Air of Wuppertal, Germany: Input Data for Chemical Mass Balance Modelling.- Surface and Total Ozone Over Bulgaria.- Heavy Metals in the Environment: an Everlasting Problem.- Atmospheric Wet Deposition Monitoring in lasi, Romania.- Problems of Air Quality in Tashkent City.- Precipitation Quality in the Different Zones of the Tashkent Region in Relation to Photo-Chemical Reactions.- Influence of Atmospheric Aerosol Contamination on the Regional Climate in Central Asia.- Air Pollution and Ecosystems Buffer Capacity Assessment in the Industrial Regions of Ukraine.- Two Neutral Network Methods in Estimation of Air Pollution Time Series.- List of Participants with Addresses. Author Index. Subject Index.