environmental test and simulation equipment; thermal processing equipment; temperature-humidity systems; temperature chambers; temperature-humidity chambers; thermal shock chambers; walk-in rooms; drive-in acoustic and corrosion chambers; hemi-anechoic chambers; hypobaric altitude chambers; corrosion test facilities; emissions test facilities; noise, vibration, and harshness chambers; road simulation test facilities; wind tunnels; airflow meters; compressor drive carts; compressor test stands; supply air modules; oil supply modules; combustion air make-up units; coolant supply modules; psychometric rooms; calorimeters; custom design and build services for the foregoing; maintenance and repair services for the foregoing; software, namely data acquisition, calibration, and equipment control software; software for process control, remote access, performance monitoring, data analysis, test profile modification, status alarms, process trending, and report creation