Chemical Engineering Plant Economics
Which of the following is the costliest source of getting hydrogen on commercial scale for the manufacture of nitrogeneous fertiliser?

Coal gasification
Coke oven gas
Steam reforming of naphtha
Alectrolysis of water

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Chemical Engineering Plant Economics
Fixed capital investment of a chemical plant is the total amount of money needed to supply the necessary plant and manufacturing facilities plus the working capital for operation of the facilities. Which of the following components of fixed capital investment requires minimum percentage of it?

Cost for piping
Equipment insulation cost
Equipment installation cost
Electrical installation cost

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