MCQOPTIONS
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				| 1. | 
                                    What are the two main units in a circulating fluidized bed? | 
                            
| A. | Bubbling fluidized bed and dual fluidized bed | 
| B. | Bubbling fluidized bed and gasifier unit | 
| C. | Circulating unit and gasifier unit | 
| D. | Circulating unit and dual fluidized bed | 
| Answer» D. Circulating unit and dual fluidized bed | |