Nuclear reactor facilities built to produce material for the Department of Defense have been found to have the following safety defects except for:
A) cracks in reactor vessels
B) deficient emergency cooling systems
C) defective fire-protection systems
D) routine maintenance regularly performed

Question

Quizplus · Accepted Answer

The other three choices (cracks in reactor vessels, deficient emergency cooling systems, and defective fire-protection systems) have all been identified as safety defects in nuclear reactor facilities built for the Department of Defense. Routine maintenance regularly performed is not a safety defect but rather an important part of ensuring the safe operation of the facility.

Nuclear Reactor Facilities Built to Produce Material for the Department