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Why is are carbon and graphite fibers so useful in design?

A grain boundary in a metal can be considered to be a flaw or defect in terms of the metal’s performance.

As the size of the polymer chain increases, the tensile and impact strength of the material will increase to a point and then converge to a constant, while the viscosity continues to increase.

What is the elastic modulus of a material?

What is a major difference between aluminum products that were wrought versus ones that were cast?

A good use for borosilicate glass (silica and boron trioxide) is for build plates for some types of 3-D printing processes due to its resistance to thermal shock and cycling. 

What is work hardening in a material?

Using Table 6.3 in the lecture slides, what is the ultimate strength of aluminum alloy 2024 after a T4 temper? 

Injection molding cannot be used for processing ceramics

Of the three major types of steel ingots, Killed Steel has the best overall properties.