New Delhi [India], October 30 (ANI): A day ahead of Diwali festival, a thin layer of smog covered the national capital on Wednesday as parts of Delhi, air quality remained in the ‘very poor’ category, with an Air Quality Index (AQI) of over 300 recorded around 7:00 am, as reported by the Central Pollution Control Board (CPCB). At Anand Vihar, the AQI reached 351 at 7:00 am, while Bawana recorded an AQI of 319, Ashok Vihar was 351 and Wazipur recorded 327, falling under the ‘very poor’ category. Aya Nagar recorded an AQI of 290 falling under the ‘poor’ category and Delhi’s ITO stand at 284 in ‘…