11.   Even though the destruction was caused by winds blowing generally parallel to the ground, they owed their intensity to the descending air currents contained within a thunderstorm.

12.   Free radicals cause chemical destruction within cells that can lead to cancer, scientists believe.

13.   From those initial reports, Lenny did not appear to cause major destruction.

14.   Immunex applied the concept to block a protein that causes destruction of the joints.

15.   In nanotechnology, he describes the increasing possibility of an accidental or intentional release of a submicroscopic self-replicating mechanism that could cause widespread destruction.

16.   It is also the largest fuel depot in the nation, so any explosion would cause widespread destruction.

17.   Miss Turner was a leading expert on teredos, bivalve mollusks sometimes called shipworms that cause widespread destruction by eating wood in ocean environments.

18.   More destruction is caused by companies who engage in large-scale illegal logging, often in collaboration with corrupt officials, she said.

19.   Previous measurements have convinced most scientists that the ozone destruction is caused by chain chemical reactions involving chlorine.

20.   Some who had seen pictures from the hangar said only a bomb could have caused such destruction.