[Experiment] Is glass film effective? Sunburn experiment!
HTML-код
- Опубликовано: 5 сен 2024
- Invisible ultraviolet rays, are glass films really effective?
We applied glass films made by 3M, Sangetsu, and Utaka Corporation to three different types of wood and left them in the sun for two weeks!
and left them by the window in the sun for 2 weeks! Let's see what happens...