List few applications of colloids.

Explanation

**Step-by-Step Solution:**

1. **Understanding Colloids**:
- Colloids are heterogeneous mixtures where the particles are not uniformly distributed. The size of the particles in colloids ranges from 1 to 1000 nanometers.

2. **Applications in Daily Life**:
- Colloids have various applications in our daily life. Some common examples include:
- **Milk**: A colloidal suspension of fat globules in water.
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