BNSF H-TULTEA Shoots through Celina, Texas

Anyone know what that taller 3 bay is? It looks pretty interesting with the pipes and things near the unloading bays
Chased the train from Dorchester to Celina
Video from Dorchester here
• BNSF H-TULTEA Southbou...
Recorded on 8/31/24 at W Beech St. Celina, Tx
Units:
BNSF ES44C4 7972
BNSF Dash 9-44CW 4350