The process in which several reactive chemical systems are mixed and forced into the molding cavity where a polymerization reaction occurs is known as a ____. ?

A. ?reinforced reaction injection molding (RRIM)
B. ?isotropic molding
C. ?resin transfer molding (RTM)
D. ?reaction injection molding (RIM)


Answer: D

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Facilities that provide long-term storage of seeds or other plant parts for genetic preservation are called ________.

Fill in the blank(s) with the appropriate word(s).

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When using a shingle hatchet, the sliding gauge is used to measure the _____.

a. gap between shingles b. gap between the nails and the top of the shingle c. amount that each shingle should overlap the shingle next to it d. amount of exposed surface for each shingle

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?Technician A says that the amount of taper a cylinder bore has can be determined using a piston ring and a feeler gauge. Technician B says that the greatest cylinder bore out-of-round wear will occur at the wrist pin ends of the piston. Who is right?

A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B

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