Why do we use coke for making steel and not coal?

Explanation

**Step-by-Step Solution:**

1. **Understanding the Materials:**
- We need to differentiate between coal and coke. Both are carbon-rich materials, but they have different properties and compositions.

2. **Carbon Content:**
- Coal contains approximately 60-80% carbon, while coke has a much higher carbon content, around 98%. This high carbon content is crucial for the steel-making process.

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