Aerial view of the <a href="https://en.wikipedia.org/wiki/National_Institute_of_Occupational_Health_and_Safety" class="extiw" title="w:National Institute of Occupational Health and Safety">National Institute of Occupational Health and Safety</a>'s laboratory in <a href="https://en.wikipedia.org/wiki/Bruceton,_Pennsylvania" class="extiw" title="w:Bruceton, Pennsylvania">Bruceton, Pennsylvania</a> near <a href="https://en.wikipedia.org/wiki/Pittsburgh" class="extiw" title="w:Pittsburgh">Pittsburgh</a>
U.S. <a href="https://en.wikipedia.org/wiki/National_Institute_for_Occupational_Safety_and_Health" class="extiw" title="w:National Institute for Occupational Safety and Health">National Institute for Occupational Safety and Health</a>
<a rel="nofollow" class="external autonumber" href="https://www.cdc.gov/niosh/mining/content/facilities.html">[1]</a>