Ian Thorn (Regional Sales and Marketing Manager) PhD and Che On Au (Application Engineer) PhD Eka Chemicals, Bridge House, Congresbury, Bristol, BS49 5JA Both co-edited the 1st Edition of "Applications of Wet-End Paper Chemistry" Thorn has also co-edited "Surface Application of Surface Chemicals", "Handbook of Toxicology and Ecotoxicology for the Pulp and Paper Industry" and "Toxicology and Ecotoxicology in Chemical Safety Assessment" Che On Au has also written a chapter entitled "Practical Applications of Paper of Paper Chemistry" in the book titled "Paper Chemistry" edited by John Roberts.

• Improving Productivity and Quality by Controlling Organic, Inorganic and Microbiological Deposits.- Retention and Drainage.- Foam and Entrained Air Management: A Practical Perspective.- Sizing in Acid, Neutral and Alkaline Conditions.- Fillers.- The Improvement of Dry Strength by Synthetic Polymers.- Wet-Strengthening of Paper in Neutral pH Papermaking Conditions.- Starch in the Wet-End.- Paper Colouration.- Online Monitoring and Control in the Wet-End.