Sulfur trioxide pollutant molecule. Principal agent in acid rain. Stylized skeletal formula (chemical structure). Atoms are shown as color-coded circles: sulfur (yellow),oxygen (red) | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Molekuul |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |