Also known as a fractionating columns, they are an essential item used in distillation of liquid mixtures so as to separate the mixture into its component parts, or fractions. Typical industrial columns look like a tower with a smaller pipe attached to the top.

h4.See Also
* [[Industrial]]

h4.External Links
* "Wikipedia: Fractionating column":https://en.wikipedia.org/wiki/Fractionating_column
distillation column