Give one example each of sol and gel.

Explanation

To answer the question of providing one example each of a sol and a gel, we can break down the concepts of sol and gel and then provide the examples.

### Step-by-Step Solution:

1. **Understanding Sol and Gel:**
- A **sol** is a colloidal system where solid particles are dispersed in a liquid medium. The dispersed phase is solid, and the dispersion medium is liquid.
- A **gel** is a colloidal system where a liquid is dispersed in a solid medium. The dispersed phase is liquid, and the dispersion medium is solid.

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