Name the process by which common salt is obtained from sea-water.

Explanation

To obtain common salt from seawater, the following steps outline the process of evaporation:

### Step-by-Step Solution:

1. **Collection of Seawater**: The first step is to collect seawater, which contains dissolved salts, including common salt (sodium chloride).

2. **Evaporation**: The collected seawater is then placed in shallow ponds or containers. The sun's heat causes the water to evaporate slowly.

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