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- n. A potent rodenticide, a second-generation coumarin derivative.
Sorry, no etymologies found.
Another chemical, bromadiolone, used to deter rats, has been classified as 'extremely hazardous' by the World Health Organization.
The western Canadian study documented a 100 percent increase in sales of one of the rat poisons, brodifacoum, and a 24 percent increase in another, bromadiolone, in British Columbia between 1991 and 2003.