chamber a was originally built for the apollo program to test the command module with the astronauts in it. we re here building on the legacy that the country built in the 60s. ladies and gentlemen. james webb was the administrator early on in nasa s life, during the early stages of apollo program, working with kennedy to establish that program to get up to landing on the moon. it was the commitment with the science that he had. now, we still have a bunch of environmental testings that we have to do, acoustics testing. because we want to make sure it survives the rocket launch, the most violent environment that we see. we bring it in here, the sun shield and its stowed cocoon state. we subject this to the sound