<P>Back Cover Copy</P><P>Humans have exploited a huge diversity of materials throughout history. Today¿s conflict between rising demands and dwindling resources raises searching questions about how optimally to meet humanity¿s needs efficiently and safely, challenging common assumptions. Plastics support many facets of modern life yet raise associated problems, whilst ¿natural¿ materials may be far from benign when inputs extending their longevity are considered.</P><P>PVC (polyvinyl chloride) is a plastic with adaptable, durable and other properties used in diverse construction, medical, information technology, domestic and many applications besides. However, PVC has faced significant NGO pressure relating to its chlorine content and the range of additives conferring desirable properties. Yet, unlike organochlorine pesticides, PVC plastic is inert and recyclable after providing long service life. This book is not ¿pro-PVC¿, but draws on lessons learned from how the PVC value chain, pa