21.   And the substantial Iraqi biological weapons programs are a long way from a full accounting.

22.   And the threat of biological weapons is now clear to everyone.

23.   And the Washington Post said U.N. weapons inspectors have found evidence that Russia planned to sell Iraq sophisticated fermentation equipment that could be used to develop biological weapons.

24.   Anthrax is a biological weapon of choice because the bacillus forms a sturdy, long-lasting spore and is deadly when inhaled unless antibiotics are given immediately.

25.   Anthrax is among the deadlier biological weapons known.

26.   Anthrax is probably the best candidate for a biological weapon, but it is always possible that Iraq has found other agents.

27.   Anthrax, a lethal disease that can be contracted from farm animals or soil, is one of several agents that could be used as a biological weapon.

28.   As a biological weapon, it is expected that anthrax spores would be released at a strategic location to be inhaled.

29.   As horrific as using hijacked airliners is, the fact that terrorists are now using biological weapons is even more worrisome.

30.   As to importance, biological weapons should now be the most serious concern, with nuclear weapons second and chemicals a distant third.

a. + weapon >>共 559
automatic 9.86%
chemical 9.65%
heavy 7.50%
biological 5.79%
illegal 3.97%
new 2.94%
concealed 2.46%
banned 1.73%
suspected 1.57%
deadly 1.48%
biological + n. >>共 486
weapon 27.29%
agent 5.87%
parent 4.71%
attack 3.38%
father 3.18%
mother 2.12%
diversity 1.78%
research 1.47%
material 1.37%
child 1.23%
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