Proof with more than two factors the effect of oil price on the steel price

The impact of oil prices on the prices of steel:

Energy run iron plant based on oil prices as the energy required to run these factories rely % on oil and its derivatives cost of transporting raw materials to the preserved then transfer the elected after manufacturing depends directly on oil prices depends budgets of some countries the yield of oil and selling when prices are less than the contraction in the state budget is happening and it affects by extension on construction projects, iron, an essential element in the cost of these projects