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प्रश्न
Match the following.
| Octane rating | Diesel |
| Cetane rating | Methane |
| Simplest hydrocarbon | Petrol |
| Peat | Bown in colour |
| Lignite | First stage coal |
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उत्तर
| Octane rating | Petrol |
| Cetane rating | Diesel |
| Simplest hydrocarbon | Methane |
| Peat | First stage coal |
| Lignite | Bown in colour |
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