In this video, watch as stubborn lichen is effortlessly removed, leaving the roof looking clean and fresh. Learn the smarter techniques used to tackle this task, ensuring both efficiency and safety.

KUNMING -- A research team has discovered a new lichen genus on the Qinghai-Tibet Plateau, which is known as the "roof of the world." The genus has been named Pseudosolorina. The team's findings were ...

KUNMING -- A research team has discovered a new lichen genus on the Qinghai-Tibet Plateau, which is known as the "roof of the world." The genus has been named Pseudosolorina. The team's findings ...