What is the NFPA standard on open-circuit self-contained breathing apparatus?

The correct answer refers to NFPA 1981, which is the standard that specifically addresses open-circuit self-contained breathing apparatus (SCBA) used by firefighters and other emergency responders. This standard outlines the performance requirements for SCBA to ensure they provide adequate protection from various hazards, particularly in environments with smoke, toxic gases, and other harmful atmospheres.

Under NFPA 1981, various aspects such as the design, testing, and maintenance of SCBAs are covered, ensuring that these apparatus are effective and reliable during emergency operations. The development of this standard has been crucial in enhancing the safety and performance of breathing apparatus, which is essential for personnel operating in hazardous conditions.

The other standards mentioned pertain to different aspects of firefighting equipment or procedures. NFPA 1971 focuses on protective clothing for structural firefighting, NFPA 1977 covers wildland firefighting protective clothing, and NFPA 1982 involves respiratory protection devices, but it does not specifically address open-circuit SCBA like NFPA 1981 does. Understanding the purpose and coverage of NFPA 1981 is vital for firefighters to ensure they are using the appropriate equipment that meets all safety regulations while operating in the field.