HyStEP (image) DOE/Sandia National Laboratories Share Print E-Mail Caption Sandia National Laboratories mechanical engineer Terry Johnson, left, the project leader for the Hydrogen Station Equipment Performance (HyStEP) device, and National Renewable Energy Laboratory researcher Chris Ainscough prepare HyStEP for testing at NREL's Energy Systems Integration Lab. HyStEP will accelerate hydrogen refueling station commissioning. Credit (Photo by Dennis Schroeder/NREL) Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.