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Materials and the Environment by Mind Map: Materials and the
Environment
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Materials and the Environment

timber

forests have been cut down to get the timber

Steel

pollution goes into the atmosphere when refining the steel

iron ore is taken out of the ground

coal and limestone are also used in the refining of steel

cast iron

requires vast amounts of coal and coke to refine it

aluminium

destroys the environment by being opencut to get ore and bauxite

electricity is used to power the machines mainly comes from coal which pollutes the atmosphere

polymer

can be recycled and reused to help the environment

they are light weight so they require less energy to be moved