Environmental Tectonics Corporation (ETC) is a provider of simulating environments for training, testing, and research and development. The company offers aeromedical, automotive testing, advanced pilot, emergency response, spaceflight and military aviation training, and other related solutions. Its products include automotive and HVAC test rooms, industrial sterilizers, equipment and custom training curriculums, spatial disorientation and situational awareness solutions, environmental chambers, ground-based training simulators for tactical training uses, etc.