On pests and people

I have accidentally found this at wikipedia.com.

1948 Discovery of warfarin

• Warfarin is an anticoagulant and pesticide. It was initially used as a pesticide but was later found to be effective and relatively safe for preventing thrombosis and embolism in many disorders and is currently the most widely used anticoagulant worldwide. It was discovered by Karl Paul Link and chemists at the University of Wisconsin–Madison.^[37]

To fellow Medical Technologists, next time you run a coagulation test remember this. Wierd. But true!!