Technician A says a pyrotechnic-type retractor prevents the belt from coming out of the retractor when there is a sudden pull on the belt. Technician B says an inertia lock retractor uses an explosive charge to quickly tighten the belt at the start of a crash.
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

A pyrotechnic-type retractor uses an explosive charge to tighten the belt during a crash, not to prevent it from coming out. An inertia lock retractor uses a mechanical mechanism, not an explosive charge, to lock the belt during sudden movements.

Technician a Says a Pyrotechnic-Type Retractor Prevents the Belt from Coming