![Did this on the outside of a window with acrylic paint (not tempera) and the next day this happened. Any ideas on what went wrong? I cleaned the window before as well Did this on the outside of a window with acrylic paint (not tempera) and the next day this happened. Any ideas on what went wrong? I cleaned the window before as well](https://i.redd.it/ocsksrthkyd41.jpg)
Did this on the outside of a window with acrylic paint (not tempera) and the next day this happened. Any ideas on what went wrong? I cleaned the window before as well
![pinterest.ru stained glass | Koi Stained Glass Panel This was my take on someone else's de… | Glass painting patterns, Glass mosaic art, Stained glass patterns free pinterest.ru stained glass | Koi Stained Glass Panel This was my take on someone else's de… | Glass painting patterns, Glass mosaic art, Stained glass patterns free](https://i.pinimg.com/564x/c2/85/9f/c2859f7fc2c657d7f66f3590d60f1a40.jpg)
pinterest.ru stained glass | Koi Stained Glass Panel This was my take on someone else's de… | Glass painting patterns, Glass mosaic art, Stained glass patterns free
![104 Hand painted window using acrylic paint on back of glass. Field of red,orange,yellow,purple,pink, … | Painting on glass windows, Window art, Window painting 104 Hand painted window using acrylic paint on back of glass. Field of red,orange,yellow,purple,pink, … | Painting on glass windows, Window art, Window painting](https://i.pinimg.com/736x/01/85/fa/0185fa60dc90ae55da9345be61231e93.jpg)
104 Hand painted window using acrylic paint on back of glass. Field of red,orange,yellow,purple,pink, … | Painting on glass windows, Window art, Window painting
![Pin by Janie's Junk Trunk on Old Windows ~ Ideas | Glass garden art, Making stained glass, Old windows Pin by Janie's Junk Trunk on Old Windows ~ Ideas | Glass garden art, Making stained glass, Old windows](https://i.pinimg.com/736x/be/a4/57/bea4570a71b887df1f1af6bdea45fbda.jpg)