From: A glance at one decade of water pollution research in Iranian environmental health journals
Variables | Types | Number* | Percentage |
---|---|---|---|
Physical properties of water | Temperature | 58 | 13.4 |
Turbidity | 57 | 13.2 | |
Aesthetic (taste and odor) | 2 | 0.46 | |
Chemical properties of water | Acidity | 44 | 10.2 |
Hardness | 34 | 7.9 | |
Electrical conductivity | 21 | 4.8 | |
Oxygen | 8 | 1.8 | |
Corrosive | 2 | 0.46 |