It’s a colorless, toxic gas. A US woman won $363m after years of exposure

Sue Kamuda was diagnosed with breast cancer in 2007, despite having no history of the disease in her family. Photograph: Tyler Pasciak LaRiviere/AP

For more than 30 years, Susan Kamuda lived with her family several hundred yards away from an unassuming brick building situated in a small office park.

Kamuda’s son, Brian, remembers riding his bike past the building on his way through the neighborhood; he later taught a girlfriend to drive in the nearby parking lot.