here is just one, every main category has at least 3 duplicates
<url>
<loc>
https://www.firstnsafety.com/respiratory-protection
</loc>
<lastmod>2014-12-19T13:12:36Z</lastmod>
<changefreq>monthly</changefreq>
<priority>0.5</priority>
</url>
<url>
<loc>
https://www.firstnsafety.com/respiratory-protection
</loc>
<lastmod>2014-12-19T13:12:36Z</lastmod>
<changefreq>monthly</changefreq>
<priority>0.5</priority>
</url>
<url>
<loc>
https://www.firstnsafety.com/respiratory-protection
</loc>
<lastmod>2014-12-19T13:12:36Z</lastmod>
<changefreq>monthly</changefreq>
<priority>0.5</priority>
</url>