1.   And of course neither the briefing nor the memo envisioned terrorists using airplanes to attack skyscrapers and government buildings.

2.   At first glance, using an airplane to transport fruits and vegetables halfway across the globe may seem prohibitively expensive.

3.   Blacks here have long maintained that whites used airplanes to bomb homes, churches and businesses in north Tulsa.

4.   A company spokesman said that the company planned to fly a full schedule Monday night, using contractor airplanes, and deliver all its shipments without interruption.

5.   Advanced Aviation has at least six single-engine and multi-engine airplanes used for flight training.

6.   Aeroflot will use the airplanes on routes to Europe.

7.   But an airplane he once used for road trips apparently is.

8.   Crop-dusting airplanes could be used to spread anthrax or other toxins.

9.   Docking used an airplane to make several stops across Kansas.

10.   For instance, he and a colleague once investigated the feasibility of neutralizing global warming by using airplanes to spread droplets of sulfur dioxide through the stratosphere.