Eagle 20 contains myclobutanil, a chemical that, when burned, produces hydrogen cyanide gas. The gas can, in large doses, lead to lung injury, convulsions and fatal respiratory failure.
The plaintiffs are looking for regulators to penalize LivWell for using the chemical on their cannabis crops.
LivWell has stated their products are safe.
Since legalization was introduced, the case is the first cannabis liability claim in the U.S..