Can You Blow a Doughnut-Shaped Soap Bubble?
The following is an excerpt from Why Are Orangutan... ...ow a toroidal soap bubble (one shaped like a ring doughnut )? And if it is, would it collapse immediately to...
http://www.neatorama.com/2012/11/15/Soap-on-a-Hope-Can-You-Blow-a-Doughnut-Shaped-Soap-Bubble/



