solarize

reverse some of the tones of (a negative or print) and introduce pronounced outlines of highlights, by exposing it briefly to light, then washing and redeveloping it

सूर्य की किरणों में रोगों को नष्ट करने की विशेष क्षमता होती है|

Mentioning KUSUM scheme, he said that it would solarize agriculture pumps in coming years.