Before throwing out your old mobile phone, maybe you should mine it first for gold, silver, copper and a host of other metals embedded in the electronics - many of which are enjoying near-record prices.
Nickel is recovered through extractive metallurgy: it is extracted from its ores by conventional roasting and reduction processes that yield a metal of greater than 75% purity. In many stainless steel applications, 75% pure nickel can be used without further purification, depending on the composition of the impurities.
Mobile Phones are complicated gadgets capable of processing millions of calculations per second. Their components each have their useful functions however also contribute to the waste problem created when disposing of these devices. Mostly, mobile phones comprise of a handset (includes: Printed Circuit Board (PCB), Liquid Crystal Display (LCD), Keypad, Antennae, Microphone, Casing), a battery and a charger.