Settlement is the absolute correct answer for this highly interesting question.
Using steel in electrical wire has pros and cons it is and okey conductor but with no rubber tubing or even elrctrical tape around it .it will release energy and be wastefuli sugjest using alluminum alliods they have much better conductive powers.
The relationship between the both is you earn more income while having a high school diploma. Compared to a drop out that would not make as much as a person with a high school diploma.