The Occupational Safety and Health Act of 1970 established NIOSH as a research agency focused on the study of worker safety and health, and empowering employers and workers to create safe and healthy workplaces. NIOSH is part of the U.S. Centers for Disease Control and Prevention, in the U.S. Department of Health and Human Services. It has the mandate to assure “every man and woman in the Nation safe and healthful working conditions and to preserve our human resources.” Comment Policy: Posted comments do not represent the views of CDC or NIOSH. Please visit http://www.cdc.gov/SocialMedia/Tools/CommentPolicy.html to view CDC’s social media comment policy. Privacy Notice Regarding Third Party Websites: The Centers for Disease Control and Prevention uses third-party Web sites to share information and to encourage collaboration with the public. Third-party Web sites are not Government-owned or Government-operated. They are controlled and operated by a third party not affiliated with CDC. The CDC Privacy Policy does not apply to third-party Web sites or applications. To learn more about CDC’s privacy practices, please visit our Privacy Policy at https://www.cdc.gov/other/privacy.html.