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प्रश्न
Boojho wants to separate the following materials as combustible and non-combustible. Can you help him?
| Charcoal, chalk, stone, iron rod, copper coin, straw, cardboard, glass, paper, candle, wood. |
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उत्तर
- Combustible - charcoal, straw, cardboard, paper, candle, wood.
- Non-combustible - chalk, stone, iron rod, copper coin, glass.
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