Metal Recovery from E-Waste by Recycling Techniques: A Review

Waste Electric and Electronic Component (WEEE) is becoming a major issue for the environment and the society. The hazardous metal contents available in WEEE can leave harmful impact on the well-being of humans and animals. The existing methods of Electronic Waste (E-waste) treatment are reuse, recycle and remanufacture. Along with these methods incineration and landfilling are also considered as options for E-waste treatment. The recycling of E-waste helps in waste treatment and in the recovery of valuable metals. This paper gives a systematic review of existing recycling techniques for E-waste management, their advantages and limitations and valuable metals recovery from E-waste. This article may help in waste utilization and metal recovery from E-waste. This article also reviews the opportunities and challenges faced in the process of metal recovery from E-waste.