In the transportation industry, switching to high-strength plastics and composite materials strengthened by light-weight carbon and glass fibers in place of metals, have all of the following advantages, except
A)they serve as the best catalysts available
B)they cost less to produce
C)they involve less pollution by not needing painting
D)they can be molded into virtually any shape
E)they increase fuel efficiency by reducing weight

Question

Quizplus · Accepted Answer

The use of high-strength plastics and composite materials does not serve as catalysts, so option A is not an advantage. However, options B, C, D, and E are all advantages of using these materials.

In the Transportation Industry, Switching to High-Strength Plastics and Composite