A line chart is often used to display flow of a a continuous data set.
The demo below displays the flow of the metabolic provenance of energy over 70hours.

Good to know


  • A line chart is easy to read and understand.
  • A line chart is easy to create
  • A line chart is practical chart type to reveal flow.
  • A line chart is a popular chart for accessibility.


  • It can be challenging to read exact values at specific points. A tooltip is highly recommended to overcome this challenge.
  • A line chart can be easily cluttered with a large number of series.


A line chart could require some cognitive effort to be understood. To reduce the cognitive effort, be sure to add labels near each series.