1210942937 | He Kuputaka nā Waipapa Taumata Rau

Laboratory glassware: filtration apparatus

A Büchner flask, also known as a vacuum flask, filter flask, suction flask, side-arm flask, or Bunsen flask, is a thick-walled Erlenmeyer flask with a short glass tube and hose barb protruding about 1-2 cm from its neck.