As new and innovative products with more functions, effectiveness and efficiency are introduced to the market continuously, the lifespan of existing products and equipment are becoming shorter and shorter before they are discarded. Therefore, significant amounts of electronic waste (e-waste) are mainly disposed of in the landfill. This study investigates the recycling of e-waste and recovering precious metals from computer components based on the information available in the literature. The manual dismantling, pre-processing and smelting techniques are discussed and elaborated. Among these techniques smelting/end-processes are employed to collect metals using several methods such as hydromet... More >