 
			 
			MCQOPTIONS
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				| 1. | A ___________ consists of tightly-packed cold metal rings where heat transfer with vapour stream occurs and the vapour is condensed to its way upward. | 
| A. | Spray Column | 
| B. | Tray Column | 
| C. | Packed Column | 
| D. | Baffled Column | 
| Answer» D. Baffled Column | |