The Boolean tool allows you to subtract solids from each other. This is a powerful tool that allows the creation of subtractive spatial qualities to your models.
Difference - Allows you to subtract one solid shape from another solid shape.
- Create two solids that intersect each other.
- In the Solids Tool Palette select the "bollean difference" tool.
- Click on the object you want to keep.
- Then select the object you want to subtract.
Intersection -- Derives the shape from the common space of two intersecting objects.
- Create two objects that interstect each other.
- In the Solids Tool Palette select the "boolean intersection" tool
- Click select the two objects