Question

how often should the exposure control plan be updated if there are no changes? monthly quarterly annually every 5 years

Explanation:

The exposure control plan is a document that outlines the measures taken to protect employees from exposure to hazardous substances. According to the Occupational Safety and Health Administration (OSHA), the exposure control plan should be updated at least annually, even if there are no changes. This is to ensure that the plan remains relevant and effective in protecting employees.

Answer:

Annually