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| Q. | Which one of the following is used in the preparation of antiseptic solution? | 
| A. | Potassium nitrate | 
| B. | Iodine | 
| C. | Iodine chloride | 
| D. | Potassium chloride | 
| Answer» B. Iodine | |
| Explanation: Antiseptics  are  chemical  agents that slow or stop the growth of micro-organisms (germs)  on  external  surfaces  of  the  body  and help prevent infections. | |
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