NIOSH has published a request for comments on a draft document that describes its researchers’ approach to assessing workplace hazards. The document, , focuses on chemical risk assessments and outlines the logic NIOSH uses to evaluate scientific evidence. The agency asks that reviewers provide feedback on whether the document is consistent with current scientific knowledge in toxicology, epidemiology, industrial hygiene, and risk assessment. The draft document is available as a on the NIOSH website. An online meeting to discuss the document will be held on Sept. 13. Comments are due Oct. 15. For information about how to attend the meeting or submit comments, visit the .