EHST 3701 Spring 2024: Chemical Hood Testing Post published:February 28, 2024 Post category:EH Photo of the Week Ms. Candice Ratley of ECU Environmental Health and Safety Office demonstrates how to measure face velocity of a laboratory chemical hood to BS Environmental Health students during the EHST 3701 Industrial Hygiene Laboratory. East Carolina University, February 28, 2024. Read more articles Previous PostMr. Hill Gives a Public Health Seminar on Tattoos Next PostMarch 3 is World Hearing Day You Might Also Like EHST 3701: Gravimetric Analysis of Air Sampling Filters February 20, 2017 Practicum Posters for World Environmental Health Day 2020 September 25, 2020 World Environmental Health Day 2022 Selfie Poster September 26, 2022