3. Five years ago, POW Chemical built a fertilizer- production plant for $8M. The inflation rates over the last 5 years have been 3%, 5%, 3%, 6%, and 2%, respectively. In current dollars, what is the order-of-magnitude estimated cost of a plant with 50% more capacity? Capacity exponents Exponent Facility Exponent Facility 0.70 LP gas recovery in 0.65 Oxygen plants refineries 0.73 Polymerization, small 0.65 Styrene plant plants 0.91 Polymerization, large 0.98 Ammonia, and nitric plants acid or urea 0.61 Steam generation, large, 0.75 Chlorine plants, 200 psi electrolytic 0.81 Steam generation, large, 0.57 Refineries, small 1000 psi 0.88 Power generation, 2000 - 0.67 Refineries, large 20000 KW 0.50 Power generation, oil 0.55 Hydrogen sulfide field, 20 - 200 kW removal 0.64 Sulfur from H2S