2016-08-07 23:43 thomas.godart Ah ah, anti-bubbles?! 👍 Physics Girl - What are antibubbles? What are antibubbles? play_circle_filled YouTube https://youtu.be/w5UMyck8D64 labelPhysics Girl check_box_outline_blank labelphysics check_box_outline_blank labelscience check_box_outline_blank