poison

Cull:  to reduce or control the size of (as a herd) by removal (as by hunting) of especially weaker animals; also : to hunt or kill (animals) as a means of population control.

Warn your friends and family:

Fluoride is an Industrial Waste Product !

If you're still using Fluoride toothpaste, here's one compelling reason to quit:

http://www.youtube.com/watch?v=oQ7P1vkIpCk&feature=related