Maximizing solar energy production from photovoltaic (PV) panels relies on maintaining their cleanliness. Dust, debris, bird droppings, and even pollen can accumulate on the panel surfaces, reducing light absorption and https://www.facebook.com/permalink.php?story_fbid=pfbid0JXyRXrQZ9q2kkN6ejFSkd4k7wt5y4v6ruAsmg1gkwm64BtUqiyuYyJAE9Lr5XNE9l&id=61581256989708&locale=sl_SI