This article is from the Fleas, Ticks, and Your Pet FAQ, by tittle@zmall.com (Cindy Tittle Moore) with numerous contributions by others.
To dispose of the tick, drop it into alcohol to kill it, then dispose
of it. Flushing them down the toilet WILL NOT KILL THEM. Squishing
them with a thumbnail is not recommended, and is not easy anyway. You
might save the tick in a jar of alcohol for identification, to help
decide whether possible infection has occurred.
 
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