An environmental engineer is considering 3 methods fordisposing of a non-hazardo

Question

An environmental engineer is considering 3 methods fordisposing of a non-hazardous chemical sludge: landapplications,fluidized-bed incineration, and a private disposalcontract.Details for each method are given below.The interest rateis 7%.Determine the best alternative.                           landapplication          incineration          contract firstcost           -100,000                    -800,000                  0 annualcost          -95,000                     -55,000               -190,000 salvage value       15,000                        250,000                0 life(years)             1                                    6                        2 An environmental engineer is considering 3 methods fordisposing of a non-hazardous chemical sludge: landapplications,fluidized-bed incineration, and a private disposalcontract.Details for each method are given below.The interest rateis 7%.Determine the best alternative.                           landapplication          incineration          contract firstcost           -100,000                    -800,000                  0 annualcost          -95,000                     -55,000               -190,000 salvage value       15,000                        250,000                0 life(years)             1                                    6                        2

Explanation / Answer

land 180k per year inci 146k per year outside 190k per year incinerate np

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