CMT Laboratory Safety and Biohazard Management 2

Question 1

Under the OSHA Hazard Communication Standard aligned with GHS, how many sections must a Safety Data Sheet (SDS) contain?

Accepted Answer

16

Answer

GHS-aligned SDSs use a standardized 16-section format, from identification through other information.

Question 2

On an NFPA 704 hazard diamond, what does the blue quadrant indicate?

Accepted Answer

Health hazard

Answer

Blue indicates health hazard, red flammability, yellow instability, and white special hazards.

Question 3

When diluting concentrated sulfuric acid, which procedure is correct?

Accepted Answer

Add acid slowly to the water

Answer

Adding acid to water lets the larger water volume absorb the heat and prevents violent boiling and splattering.

Question 4

Which GHS pictogram indicates acute toxicity that may be fatal or toxic?

Accepted Answer

Skull and crossbones

Answer

The skull and crossbones pictogram marks acute toxicity in the more severe categories.

Question 5

Why must picric acid never be allowed to dry out in the laboratory?

Accepted Answer

Dry picric acid is shock-sensitive and explosive

Answer

Dry picric acid and its metal picrates can detonate from shock, friction, or heat.

CMT - Certified Medical Technologist Practice Test