 
			 
			MCQOPTIONS
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				| 1. | To what temperature is a sludge constituting liquid biosolids heated in order to treat it? | 
| A. | 450 degree Celsius | 
| B. | 200 degree Celsius | 
| C. | 180 degree Celsius | 
| D. | 300 degree Celsius | 
| Answer» D. 300 degree Celsius | |