11.   Barreto said he believed that Cunanan acted alone in killing Versace, using the same gun he had used to kill two other people.

12.   A mixture of sea water and diluted formaldehyde was used to kill the spores.

13.   A handgun of the same caliber was used to kill Versace.

14.   A lamp, no bigger than a household toaster, has been used to kill cancer cells successfully.

15.   A violent inmate was allowed to carry a knife that he used to kill his roommate.

16.   According to a police report, Mouton said she must have mistaken the antifreeze for kerosene she uses to kill ants.

17.   According to documents released last week, Parker bought two knives, similar to the one used to kill the Zantops.

18.   All the dogs apparently had eaten meat laced with strychnine, a poison used to kill rodents, after being let out in pens or yards Saturday evening.

19.   But the pathogens are eliminated by cleaning and pasteurization, in which heat is used to kill microorganisms.

20.   Cyanide gas can be used to kill small numbers of people, but it is not easily deployed on a large scale, officials say.