Name the constituents of duralumin. What are the uses of this alloy?

Explanation

**Step-by-Step Solution:**

1. **Identify the Constituents of Duralumin:**
- Duralumin is an alloy primarily made up of the following elements:
- **Aluminium (Al)**
- **Copper (Cu)**
- **Magnesium (Mg)**
- **Manganese (Mn)**
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