Particulates

The study, conducted by researchers at the New York University (NYU) School of Medicine and published Thursday in the Particle and Fibre Toxicology Journal, indicates that common fireworks displays and other commercially available fireworks that explode in the air release heavy metals such as titanium, copper, strontium and even lead particulates into the air.

If successful, Edison and Ford—in 1914—would move society away from the[…]hazards of gasoline cars: air and water pollution, noise and noxiousness, constant coughing and the undeniable rise in cancers caused by smoke exhaust particulates.