 
			 
			MCQOPTIONS
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				| 1. | Order 4 disinfectants in increasing order of their disinfection power? | 
| A. | Ozone < HOCl < monochloramine < NCl3 | 
| B. | Ozone < NCl3 < Monochloramine < HOCl | 
| C. | NCl3 < HOCl < Monochloramine < Ozone | 
| D. | NCl3 < Monochloramine < HOCl < Ozone | 
| Answer» E. | |