Gee, maybe you high brow people can explain to us regular folks what "displacement cooling" is ??? -----Original Message----- From: John Andrews [mailto:jandrews@xxxxxxxxxxxxxxxxxxx] Sent: Tuesday, September 17, 2002 2:51 PM To: Bldg-sim@xxxxxxxx Subject: [Bldg-sim] Displacement Ventilation Systems in Airports Tianzhen,