Unplugged a two unused extension cords.
Powered off the oscilloscopes next to the PSL racks after confirming with commissioners.
Noted clean room flaps on HAM5 (as in alog48549), as well on the East side of HAM3 (see picture).
Doesn't look like the curtains are on the suspended parts of HEPI; otherwise I don't worry about the curtains. But, to be safe, it wouldn't be a bad idea to keep them clear.