This book provides an overview of the latest research on COVID-19 antiviral personal protective equipment (PPE), including safety, handling, and disposal. It also examines a range of durable, energy-efficient, and next-generation construction and building materials and energy fuel storage applications produced from PPE wastes. The topics covered include impact of PPE waste generation during COVID-19 pandemic on the environmental sustainability and its economic aspects, circular economy for advanced materials from used PPEs, conversion technologies, sustainability, reuse, and end of life materials from PPEs used in COVID-19 pandemic and microwave and plasma conversion technologies for used PPEs. The book also discusses thermo-chemical conversion technologies, various properties, and performance attributes. The book is a valuable reference for researchers and professionals in the areas of material science. It also proves as a valuable resource for policymakers and administrators involved in regulatory aspects of PPE kits.