When a lot of dry powder of a substance X is released over a fire, the fire gets extinguished.
Name another susbtance which behaves like X.

Explanation

To solve the question, we need to identify a substance that behaves like substance X, which is a dry powder that can extinguish fire when released over it.

### Step-by-Step Solution:

1. **Understanding the Function of Substance X**:
- Substance X is a dry powder that, when released over a fire, extinguishes it. This indicates that it likely works by releasing a gas that displaces oxygen, which is essential for combustion.

2. **Identifying Substance X**:
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