1. Emulsions are colloidal solution in which a liquid is dispersed in another liquid.
2. There are two types of emulsions
- Oil in water (0/W)
- Water in Oil (W/O)
3. Oil in Water : Oil dispersed in water
e.g., mayonnaise. icecrearn.
Water in Oil: Water dispersed in Oil.
e.g., stiff grease, butter, cold cream.