| 21 | ||
| Researcher: | Varkey, P J | |
| Guide: | Joseph, T M | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||
| 22 | ||
| Researcher: | Yadav, Seema | |
| Guide: | Shrivastava, D K | |
| University: | Guru Ghasidas University, Bilaspur | |
| Language: | English | |
| 23 | Designing a cost effective method for the removal of fluoride in drinking water samples | |
| Researcher: | Sailaja Kumari B. | |
| Guide: | Jyotsna, Cherukuri | |
| University: | Jawaharlal Nehru Technological University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 24 | ||
| Researcher: | Jhansilakshmi Kondaveeti | |
| Guide: | Reddi, E U B | |
| University: | Andhra University | |
| Language: | English | |
| Shodhganga | ||