IMSA Chemical Safety & Hazard Communication 2

Question 1

Which chemical storage practice is most critical to preventing dangerous reactions between stored substances?

Accepted Answer

Segregation by chemical compatibility

Answer

Segregating chemicals by compatibility prevents dangerous reactions such as fires, explosions, or toxic gas generation when incompatible substances accidentally contact each other.

Question 2

Oxidizers must be stored separately from which class of chemicals to prevent fires and explosions?

Accepted Answer

Flammables and combustibles

Answer

Oxidizers supply oxygen that accelerates combustion, making their separation from flammables and combustibles essential to preventing fires and explosions.

Question 3

According to OSHA 1910.106, flammable liquids storage cabinets must limit internal temperature to a maximum of what during a 10-minute fire test?

Accepted Answer

325°F

Answer

OSHA 1910.106 requires flammable liquids storage cabinets to maintain an internal temperature no greater than 325°F during the standard 10-minute fire exposure test.

Question 4

What is the maximum capacity allowed for a safety can used to store flammable liquids?

Accepted Answer

5 gallons

Answer

OSHA standards limit safety cans to a maximum capacity of 5 gallons; these cans are also required to have self-closing lids and flash arrestors.

Question 5

The NFPA 704 'diamond' rating system is primarily designed to inform:

Accepted Answer

Emergency responders about health, flammability, instability, and special hazards

Answer

The NFPA 704 diamond provides color-coded numerical ratings (0-4) for health, flammability, and instability hazards plus special hazard notation, specifically to guide emergency responders at incident scenes.

IMSA - Certified Safety Official Practice Test

IMSA - Certified Safety Official Practice Test

IMSA Chemical Safety & Hazard Communication 2