Refine the selection for shells (Section XXXXXXXXXXusing Level 2 of the CES software. Make a chart with the two shell indices as axes, using the “Advanced” facility to make the combination of...

Refine the selection for shells (Section 10.11) using Level 2 of the CES software. Make a chart with the two shell indices

as axes, using the “Advanced” facility to make the combination of properties. Then add a “Tree” stage, selecting only metals, polymers, and composites and natural materials. Which ones emerge as the best choice? Why?