What happens when alum is applied on cuts during bleeding ?

Explanation

When alum is applied on cuts during bleeding, several chemical and physical processes occur that help to stop the bleeding. Here’s a step-by-step explanation of what happens:

### Step-by-Step Solution:

1. **Understanding Alum**:
- Alum is a chemical compound with the formula K₂SO₄·Al₂(SO₄)₃·24H₂O. It contains potassium ions (K⁺) and aluminum ions (Al³⁺), which are positively charged.

2. **Nature of Blood**:
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