laboratory glassware used for holding larger volumes than simple test tubes; normally they have a narrow mouth of a standard size, which widens to a flat or spherical base, depending on the uses it is required for
A narrow-necked vessel of metal or glass, used for various purposes; as of sheet metal, to carry gunpowder in; or of wrought iron, to contain quicksilver; or of glass, to heat water in, etc
In metals this is usually a reference to a container used in the casting process Most often a steel cylinder used to encase a casting mold
Molding box into which molding sand is placed against the pattern while the box surrounds the pattern; usually consists of a top and bottom (cope and drag)
A flask is a bottle or other container which is used in science laboratories and industry for holding liquids. flasks for the transport of spent fuel. see also hip flask, vacuum flask
When there are one or more cheeks, the flask is called a three part flask, four part flask, etc