Which institute has launched a new technique called SWASTIIK to disinfect water by using natural oils?
A. DRDO
B. IIT- Delhi
C. CSIR-NCL
D. ISRO
Answer:C
Which institute has launched a new technique called SWASTIIK to disinfect water by using natural oils?
A. DRDO B. IIT- Delhi C. CSIR-NCL D. ISRO