What are emulsions ? What are their different types ? Give an example of each type ?

Explanation

### Step-by-Step Solution:

**Step 1: Definition of Emulsions**
Emulsions are colloidal solutions where both the dispersed phase and the dispersion medium are liquids. In an emulsion, these two liquids are immiscible, meaning they cannot mix with each other.

**Step 2: Types of Emulsions**
There are two main types of emulsions:
1. **Oil in Water (O/W) Emulsion**
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