Chemical Engineering Plant Economics
Expenditure on research and development (R & D) is categorised as the __________ , while making an estimate of the total product cost for a chemical plant.

Overhead cost
General expenses
Direct production cost
Fixed expenses

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Chemical Engineering Plant Economics
Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. The present cost of the plant = original cost x (index value/(index value at original cost was obtained)The most major component of this cost index is

Fabricated equipment and machinery
Process instruments and control
Electrical equipments and material
Pumps and compressor

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