David G. Vanischak has over 25 years of experience as a chemical analyst with expertise in analytical testing techniques including UV-Vis, IR, GC/MS, HPLC, and wet chemical analysis. He is currently a chemical analyst at U.S. Steel Mon Valley Works where he analyzes waste samples to ensure compliance with discharge permits. Previously he worked as a laboratory analyst at Novum Pharmaceutical Research Services testing bioavailability of drugs and metabolites, and as a chemical analyst at Chester Engineers performing industrial waste analysis. He holds a B.S. in chemistry and is involved in several professional organizations.