Measuring volume 
Using this button, you can measure the volume from a surface,
a linear item, or objects on the drawing’s level. Click the button and the
following window will appear:
Description/Category/Work item/Color/Notes/Factor
Using this button, you can measure the volume from a surface,
a linear item, or objects on the drawing’s level. Click the button and the
following window will appear:
Description/Category/Work item/Color/Notes/Factor