Tools -
Listview - Group:
Add to Group �
Highlight the solids and or BCs then click the button. Then you can either
select from the list of existing groups or just type in a new name to create a
new group with the selected objects. Objects can be
associated to multiple groups.
Delete Group(s) - You can
either just delete the group, but keep all of its members in the model or you
can actually delete the group and its members.