How will employees be notified of new hazardous chemicals in the workplace?

Employees will be notified of new hazardous chemicals in the workplace primarily through training sessions and updates to Safety Data Sheets (SDSs) and labels. This method ensures that employees receive comprehensive and relevant information about the specific hazards, safe handling practices, and emergency measures associated with new chemicals. Training sessions provide an interactive platform where employees can ask questions and receive guidance, while updated SDSs and labels serve as a constant reference to maintain awareness and safety.

The other options, while they may be part of broader communication strategies, do not encompass the complete and effective methods mandated by regulations such as OSHA's Hazard Communication Standard. Yearly meetings might not provide timely information, and email updates could be overlooked in busy environments. Bulletin board postings also lack the immediacy and engagement found in training sessions. Therefore, relying on thorough training and updated safety documentation is considered the most effective approach for ensuring that employees are well-informed about hazardous materials in their workspace.