ມົນລະຜິດທາງອາກາດ ສ່ວນໃຫ່ຍເກີດມາຈາກໃສ?

Mostly caused by vehicle exhaust and the smoke from the factory directly affects the respiratory system, causing inflammation and chronic inflammation. Smoke from industrial plants, some contain sulfur dioxide or nitrogen oxides as a component when combined with water spray…