“From buttons to bottles, we use plastic, without realising its impact on flora and fauna,” he said. The other waste will be taken and decomposed with bacteria and stored for separate disposal,” Haaziq said. Another 12-year-old, Gitanjali Rao, has invented a water contamination detector to identify lead pollution. Once the cartridge is dipped into the water, if contaminated with lead, the water binds to form lead chloride molecules. As soon as such molecules are formed, the result is displayed on the smartphone which is connected to the device via Bluetooth.

Source: The Hindu December 22, 2018 01:38 UTC