8. Does an ultrasound use radiation to produce its images?
Answer No, it uses soundwaves
9. What does a CT scan machine use to produce its images?
Answer Ionizing radiation
10. When should ICRA planning be complete when a new construction projectis
being built next to an existing building if the two will eventually connect?
Answer -Before construction starts
11. Before an employee enters a permit-required confined space, the internal
atmosphere shall be tested with a calibrated direct-reading instrument for
oxygen content and which of the following?
Answer potential toxic air contaminants, and flammable gases and vapors
12. What are the 3 main components of the exterior wall system that keeps
moisture out of the building?
Answer weather barrier, air gap, exterior finish
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