Figure 26. Soap bubble on a laboratory bench. (A) The spherical soap bubble, after landing on the laboratory bench, was punctured with a pencil, and exhibited two phases: an external resin film and an internal soap bubble. (B) The punctured bubble gradually deflated to leave a disc-shaped resin film on the laboratory bench

From

Practical Chemistry of Long-Lasting Bubbles

Momoko Ueno, Naho Isokawa, Kazuki Fueda, Suzuka Nakahara, Hinako Teshima, Nanami Yamamoto, Haruka Yokoyama, Yukina Noritsugu, Koushi Shibata, Kourin Miyagawa, Seiko Tanaka, Takashi Hirano, Ayako Fujito, Ayaka Takashima, Kenichi Kanno

World Journal of Chemical Education. 2016, 4(2), 32-44 doi:10.12691/wjce-4-2-2