In the Latin version of the book by the 9th-century scholar Abu Bakr al-Razi, a funnel without a beak is depicted.
This alembic is known by the name "Alembic Cöcum," derived from Arabic. It exhibits specific differences from the tools in the sublimation series. This tool is called "karʿa" and "enbîk" (inbîk) in Arabic. The product is collected in the channel of the "blind" helmet.