A Washington jury on Tuesday ordered Bayer to pay $100 million to four people who say they were sickened by toxic chemicals known as PCBs at a Seattle-area school, but found the company was not liable for injuries alleged by 11 others.

According to Trial Lawyers for Justice, the polychlorinated biphenyls – or PCBs – in the school’s fluorescent light ballasts and caulk caused more than 200 people serious neurological problems.

Bayer AG faces a $100 million jury verdict over PCB exposure at a Seattle school amid ongoing legal challenges related to toxic chemicals.

A Washington state jury on Tuesday said Bayer must pay $100 million to four people who say they were sickened by exposure to toxic chemicals known as PCBs made by the company's predecessor Monsanto that were used in light fixtures at a Seattle-area school,

The trial, called Rose v. Pharmacia, is the tenth involving former students, teachers and parents at the Sky Valley Education Center in Monroe, Washington.

A jury in Washington state has ordered Bayer to pay $100 million to four plaintiffs in a lawsuit over exposure to toxic PCBs at a Seattle-area school. The case is part of ongoing legal battles against Bayer,

Bayer AG’s Monsanto unit stopped making toxic PCBs a half century ago, but the legal fallout lingers even as many of the building materials made with the chemicals are no longer used in US homes, schools and factories.