Use launch to remove the crate from the socket on the left. Jump across the now stationary turbines and take the stairs on the right but bring a crate with you. You’ll need it. There’s another set of ...

Ring the bell so that both the first and second door on the left is open. Make the room behind the first door (i.e room 222) look like the room behind the second door (i.e room 224). This means the ...