View in admin selected in Kjell's personal menu.
Note that deleting is restricted to only a few users.
To delete you open the parent (can be folder) of where the element appears, for comments it would be the page where the comment appears. Then choose to View in Admin under Page Edit in your personal menu.
Tick off to the left of the elements you want to remove and then click the delete button at the bottom.
Choose send to trash if you want to be able to restore the element in case you deleted by error. If you are 100% about the deletion you can take away that selection.
