This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
blackandwhite monochrome drawing text sketch black and white CD This drawing details the footlong diffuser cooler and steam ejector assembly that exhausts the HTFs test gas while simulating altitudes as high as feet in the test chamber. Steam is supplied by one of the centers boiler houses through inch pipe. CD This drawing details