StepLine Area Chart
A Step Line Area Chart is an Area Chart where the points are connected by horizontal and vertical lines which makes it look like a staircase. It is also used to highlight the irregularity of changes. The area between the X-axis and the line that connects data points is filled with color.
Charts for QA test
Area Chart
Stock Chart
AnyStock - Visualize financial or any timeline data in JavaScript
Column and Volume
Deaths in DPR