preen weed control
is there a cancer risk associated with the product preen
St. Tammany Parish Louisiana
Preen is a brand rather than a single product. One of the active ingredients commonly found in Preen products is trifluralin.
Here is an EPA fact sheet on trifluralin: https://www.epa.gov/sites/production/files/2016-09/documents/trifluralin.pdf
See the section titled "Cancer Risk."