/tags/industrial-hygienist Industrial Hygienist en-US Copyright Mon, 28 Oct 2019 09:00:00 GMT /news/2019-10-28/columbus-polices-lone-industrial-hygienist-works-behind-scenes-to-protect-officers Columbus Division of Police officers rarely use gas masks, but they have them in case highly volatile situations like riots break out. So Iris Velasco鈥� Mon, 28 Oct 2019 09:00:00 GMT /news/2019-10-28/columbus-polices-lone-industrial-hygienist-works-behind-scenes-to-protect-officers Adora Namigadde