An Introduction to the Lab

Clean Water Works

Northeast Ohio Regional Sewer District에서 제공하는 콘텐츠입니다. 에피소드, 그래픽, 팟캐스트 설명을 포함한 모든 팟캐스트 콘텐츠는 Northeast Ohio Regional Sewer District 또는 해당 팟캐스트 플랫폼 파트너가 직접 업로드하고 제공합니다. 누군가가 귀하의 허락 없이 귀하의 저작물을 사용하고 있다고 생각되는 경우 여기에 설명된 절차를 따르실 수 있습니다 https://ko.player.fm/legal.

3y ago 30:52

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Analytical Services is the name of the Sewer District's laboratory, where water samples are tested for various toxicants and characteristics.
Supervising Chemist Debmalya Bhattacharyya explains the lab's testing methods for determining what's in the wastewater and making sure that the treated water is safe to re-introduce into Lake Erie.
Some acronyms and terms used in this episode:
NPDES: National Pollutant Discharge Elimination System, which regulates point sources that discharge pollutants to waters of the United States.
WET: Whole Effluent Toxicity, a lab test that measure wastewater's effects on certain organisms' ability to survive, grow, and reproduce.
ICP: Inductive Coupled Plasma Spectroscopy, a technique that measures and identifies elements within a sample based on the ionization of those elements.
GCMS: Gas Chromatography Mass Spectroscopy
Mass Spec: short for Mass Spectrometer, an instrument that can measure the mass-to-charge ratio (m/z) of one or more molecules present in a sample.
PFAS: Per- and Polyfluoroalkyl Substances.
qPCR: Quantitative Polymerase Chain Reaction, a technology used for measuring nucleic acid in DNA and RNA.
NELAP: National Environmental Laboratory Accreditation Program
QA/QC: Quality Assurance and Quality Control