Which organization tests products and writes safety standards as an independent product safety organization?

• A. Underwriters Laboratories (UL)
• B. Occupational Safety and Health Administration (OSHA)
• C. National Fire Protection Association (NFPA)
• D. American Fence Association (AFA)

Answer: (A)

The main idea is identifying a body that both tests products for safety and writes safety standards as an independent organization. Underwriters Laboratories is exactly that role: a private, nonprofit, independent product safety organization that conducts rigorous testing on a wide range of products and develops safety standards, often publishing them as part of the certification process (for example, a product earning the UL Listed mark). This combination of independent testing plus standards development sets it apart.

OSHA is a federal enforcement agency focused on workplace safety regulations rather than testing products or serving as an independent standards writer. The National Fire Protection Association creates safety codes and standards, but it does not act as an independent product tester. The American Fence Association is a trade association, not a standalone product safety certification body.