In theory, free trade involves the removal of all such barriers, except perhaps those considered necessary for health or national security.

Many of these involved the removal of power from Arabs.

The conversion involved the removal of the stage, gallery and boxes.

The incident involved the removal of three bodies from two cemeteries in Florida.

"The alternative entrance we have proposed does not involve the removal of any trees," he said.

In most cases the treatment involves surgical removal of the lesion.

Rental for speakers cost $500 a month in 1974 and their installation involved the removal of some seats.

Another early technique involved complete removal of brush and woody vegetation from an area.

In still more advanced cases, the operation may involve removal of muscles and other tissues.

Treatment usually involves surgical removal of the lesion down to the bone.