... Ref 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, and 40 . References cited in this section 4. American ... McGraw-Hill, 1991, Chapt. 6 3. M.F. Ashby, Materials Selection in Conceptual Design, Mater. Sci. Technol., Vol 5, June 1989, p 517-525 4. M.F. Ashby, Materials Selection in Mechanical Design, Pergamon ... 0. 04 97. 74 0 CO 0.05 0 99.95 0 Particulate 23.30 0.50 76.20 0 SOx 97.78 1.97 0 0.25 Aluminum body CO2 8.65 0.09 91.26 0 HC 0 .40 0 99.60 0 NOx 8.27 0.08 91.64...