| 1 | Water quality, impurities in water, factors effecting water quality | [1], [2], [3], [4] |
| 2 | Overview of vitality of water, general physical properties of water | [1], [2], [3], [4] |
| 3 | General chemical properties of water | [1], [2], [3], [4] |
| 4 | Parameters measuring to determine physical properties of water (Physical characteristics/properties of water) | [1], [2], [3], [4] |
| 5 | Parameters measuring to determine chemical properties of water (Chemical characteristics/properties of water) | [1], [2], [3], [4] |
| 6 | Parameters measuring to determine chemical properties of water (Chemical characteristics/properties of water) | [1], [2], [3], [4] |
| 7 | Organic matter; bacteriologic and radioactive properties of water | [1], [2], [3], [4] |
| 8 | Water and wastewater properties-various characteristics | [1], [2], [3], [4] |
| 9 | Impurities in environmental media (gases dissolved in water, water in air, acids, bases, and the hydrogen ion, inorganic impurities) | [1], [2], [3], [4] |
| 10 | Impurities in environmental media (organic impurities/pollutants) | [1], [2], [3], [4] |
| 11 | Impurities in environmental media (organic impurities/pollutants) | [1], [2], [3], [4] |
| 12 | Impurities in environmental media (organic impurities/pollutants) | [1], [2], [3], [4] |
| 13 | Water quality criteria and standards; sustainable approaches based on water quality to pollution control | [1], [2], [3], [4] |
| 14 | Water quality criteria and standards; sustainable approaches based on water quality to pollution control | [1], [2], [3], [4] |
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