Most cell phones contain precious metals and plastics that can be recycled to
save ... to recycle old cell phones and source these increasingly scarce materials
.... The most valuable precious metal...
To make mobile phones, manufacturers first need to extract raw materials from
the earth. They are then used to make each component of the mobile phone:.
mobile phone come from many different countries. Once materials are extracted,
they must be converted into a form that can be used to make products.
The first phones made available to consumers used a single microphone. This
required the user to ... If a person wishes to make a call, they pick up the handset.
This causes the ... Here, it is sent via radio waves to the appropriate cell phone.
Apr 2, 2013 ... Cell phones and other gadgets are troves of rare earth elements, but unless ...
Some of the key materials used to make them, mainly rare earth ...
Dec 7, 2011 ... Cellphones are ubiquitous, and smartphones have basically put ... Tin, tantalum,
tungsten, and gold are used in the manufacture of major ... Furthermore, there are
few other options for Congolese citizens to make a living in ...
Rare earth elements are used to create the glass display, magnets in ...
Extracting the elements required to make a cell phone is an energy intensive task
Feb 1, 2012 ... In order to make a cell phone there are several things that must ... First, raw
materials must be extracted from the earth and processed before they ... mined to
make new phones.<sup>12</sup> You can also donate your used cell phones ...
The plastic used to case the phone together is usually polycarbonate (PC), ...
consist of mainly copper wires encased in plastic, but materials such as gold, ...
Of all the components which make up a mobile phone, those which cause the