title: Recovery and Refining of Precious Metals
author:  C.W. Ammen 
description: This new edition is a thorough revision of C.W. Ammen's bestselling work (often referred to as the Precious Metal Bible), a complete and practical guide to recovering, testing, extracting, and refining precious metals, from both primary and secondary sources. This text is written in a clear, simple manner and based on the author's own experience as a professional chemist and metallurgist.
zlib_text: Sustainable Urban Mining 
  of Precious Metals
  
  Sustainable Urban 
  Mining of 
  Precious Metals
  Edited by 
  Sadia Ilyas, Hyunjung Kim, and Rajiv 
  Ranjan Srivastava
  
  First edition published 2021
  by CRC Press
  6000 Broken Sound Parkway NW, Suite 300, Boca Raton, FL 33487-2742
  and by CRC Press
  2 Park Square, Milton Park, Abingdon, Oxon, OX14 4RN
  CRC Press is an imprint of Taylor & Francis Group, LLC
  © 2021 Taylor & Francis Group, LLC
  The right of Sadia Ilyas, Hyunjung Kim and Rajiv Ranjan Srivastava to be identified as the authors of the 
  editorial material, and of the authors for their individual chapters, has been asserted in accordance with 
  sections 77 and 78 of the Copyright, Designs and Patents Act 1988.
  Reasonable efforts have been made to publish reliable data and information, but the author and publisher 
  cannot assume responsibility for the validity of all materials or the consequences of their use. The 
  authors and publishers have attempted to trace the copyright holders of all mater