EHST 3701 Spring 2020: Calibration of Air Sampling Pumps Post published:February 12, 2020 Post category:EH Photo of the Week BS Environmental Health students calibrating air sampling pumps using soap bubble meters during the EHST 3701 Industrial Hygiene Laboratory, February 12, 2020 Read more articles Previous PostECU Students Attend Unnatural Resources Fair 2020 Next PostMS Environmental Alumni Visit as EHST 3200 Guest Speakers You Might Also Like EHST 3701 Spring 2023: Detector Tube February 15, 2023 New Doctors of Public Health 2022 December 23, 2022 EHST 3701: Detector Tube for Sampling Isopropyl Alcohol February 27, 2017