A type of laboratory glassware with a spherical bottom and a cylindrical neck. The flask's rounded shape improves heat transfer in applications that involve boiling or distillation, but a stand or ring-shaped base is required to keep it from falling over. Not that this stops artists from drawing round-bottom flasks "mysteriously standing upright":/posts/50369 on their own.

h4.See also

* [[beaker]]
* [[Erlenmeyer flask]]
* [[flask]]
* [[test tube]]
丸底フラスコ