Emergency Response and Safety Flashcards
7 cards from real CARO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Emergency Response and Safety flashcards as text
Which code organization publishes standards such as ANSI/IIAR 2 for safe design of ammonia refrigeration systems?
Answer: IIAR
The International Institute of All-Natural Refrigeration (IIAR) publishes ANSI/IIAR standards for ammonia systems.
What is the purpose of the king valve in an emergency?
Answer: It isolates the high-pressure receiver's liquid outlet to stop liquid feed to the system
Closing the king valve stops the flow of liquid ammonia from the receiver to the rest of the system.
Which OSHA standard addresses permit-required confined space entry, such as entering a vessel or pit?
Answer: 29 CFR 1910.146
Permit-required confined spaces are covered by 29 CFR 1910.146.
How often must the employer review the facility's Emergency Action Plan with employees under OSHA 1910.38?
Answer: When the plan is developed, when an employee's duties change, and whenever the plan changes
OSHA requires plan review at initial assignment, when responsibilities change, and when the plan is changed.
What protective suit level is required when there is a high potential for skin contact with liquid ammonia and the highest respiratory protection?
Answer: Level A
Level A provides a fully encapsulating vapor-tight suit with SCBA, the highest level of protection.
When ammonia dissolves in water, what compound is formed?
Answer: Ammonium hydroxide
Ammonia combines with water to form ammonium hydroxide, a caustic alkaline solution.
Which recordkeeping practice is required for SCBA units kept ready for emergency use under OSHA 1910.134?
Answer: Inspect at least monthly and before and after each use, and keep records
Emergency-use respirators must be inspected at least monthly and before and after each use, with records kept.