Since shortly following its establishment in 1987, Wendell Hull & Associates, Inc. (WHA) has been globally recognized as a pre-eminent engineering firm. WHA specializes in fire and explosion investigations, oxygen and hydrogen testing and safety training, accident reconstruction and forensic engineering. Our engineers and scientists have extensive experience and possess a wide range of disciplines. WHA provides complete incident inspections and investigations, evidence collection and documentation, scientific and engineering analysis, laboratory and field testing, issues research, standards reviews, product design analysis and patent review, report and exhibit preparation, and expert witness services. WHA provides testing, failure analysis, and hazards analysis on oxygen and gaseous systems and components, including design engineering of products and test systems from inception, and reverse engineering and testing of diverse engineering systems involving mechanical, electrical, hydraulic, and pneumatic machines and devices. We also offer oxygen and hydrogen safety training at our facility, customized client-site training and computerized eTraining.