Environmental Services - Dhaka, Dhaka Division, Bangladesh
"O-Zone : A fume purification system" Pollution emitted from exhaust pipes of vehicles, such as hydrocarbon, carbon dioxide, carbon oxide, nitrogen oxide, sulfur oxide, Lead. The device separates the toxic substances contained in the smoke and deposits toxic substances inside the device. After using few days, the contents of the device can be removed. And they can be recycled and can be turned into usable products.