Why are bridges and power lines covered with a thick layer of rust in the USA?

 
Why are bridges and power lines covered with a thick layer of rust in the USA? - Technologies, Informative, Steel, Oxidation, Metals, Longpost
Why are bridges and power lines covered with a thick layer of rust in the USA? - Technologies, Informative, Steel, Oxidation, Metals, Longpost
Why are bridges and power lines covered with a thick layer of rust in the USA? - Technologies, Informative, Steel, Oxidation, Metals, Longpost
Why are bridges and power lines covered with a thick layer of rust in the USA? - Technologies, Informative, Steel, Oxidation, Metals, Longpost
Why are bridges and power lines covered with a thick layer of rust in the USA? - Technologies, Informative, Steel, Oxidation, Metals, Longpost


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