flat-bottomed, conical laboratory glassware
Erlenmeyer flask
An Erlenmeyer flask, also known as a conical flask (British English) or a titration flask, is a type of laboratory flask with a flat bottom, a conical body, and a cylindrical neck. It is named after the German chemist Emil Erlenmeyer (1825–1909), who invented it in 1860.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).