Chapter 2 - ‘Priority Pollutants’ and Chemicals of Emerging Concern

Introduction

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As we learned in Chapter 1, as of this writing in summer 2020 there were roughly 160 million known unique chemical substances, with something like 350,000 of these registered for widespread use in significant quantities[1-3]. Numbers this large are difficult to comprehend. It would be an impossible task to assess biochar water treatment for contr…