Chemical Engineering Plant Economics (MCQs)
‘Utilities’ in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product cost.
- A. 1 to 5
- B. 10 to 20
- C. 25 to 35
- D. 35 to 45