Lab tests reveal fireworks contain high levels of hazardous chemicals AI generated image Mumbai: Firecrackers sold as ‘green’ may be anything but environment-friendly, with laboratory tests commissioned by the Awaaz Foundation reportedly detecting hazardous chemicals, including high quantities of barium, in several popular brands sold in Mumbai. In a warning ahead of the festive season, anti-noise pollution activist and Awaaz Foundation Founder Sumaira Abdulali has urged Chie