Mention two advantages for preferring CNG over diesel as an automobile fuel.

Explanation

### Step-by-Step Solution:

1. **Understanding CNG**: CNG stands for Compressed Natural Gas. It is a cleaner alternative to traditional fuels like diesel.

2. **Advantage 1 - Efficient Combustion**:
- CNG burns more efficiently than diesel. This means that it produces more energy per unit of fuel consumed, leading to better fuel economy.
- Additionally, when CNG burns, it produces very little ash, which contributes to lower maintenance costs for vehicles.

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