Online Chapter 6 Homework Saved Help Save& Exit Submit 2 An environmental engineer wants to evaluate three different methods for waste: land application, fluidized-bed incineration, and private disposal contract. Use the estimates below to help her determine which has the least cost at disposing of nonhazardous chemical 10% per year on the basis of an annual worth evaluation. Contract $-134,000 2 years 1.25 points Land $150,000 $-97000 $24,000 4 years Incineration $-870,000 $ 60,000 $370,000 6 years irst Cost alvage Value Hint The environmental engineer selects a (Click to select) -3. Reference links