Cleaning of water is a process of removing _____ .

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks what the process of cleaning water involves removing.

2. **Identifying the Key Concept**: The key concept here is to understand what is present in water that needs to be cleaned or removed.

3. **Defining Water Impurities**: Water can contain various impurities, including organic matter, inorganic substances, and pathogens (harmful microorganisms).

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