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| Q. |
Which among the following are used as components to produce Nitrolim, a widely used fertilizer in past? |
| A. | Nitrogen & Limestone |
| B. | Calcium Carbide and Nitrogen |
| C. | Calcium Carbide & Carbon |
| D. | Calcium Carbide and Limestone |
| Answer» B. Calcium Carbide and Nitrogen | |
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