How serious is Sinopec pollution in Pengzhou?

Pengzhou Petrochemical is equivalent to the full-load emission of a 600,000 kW thermal power plant in one year. According to relevant data, the annual maximum emission of sulfur dioxide from Pengzhou Petrochemical Company is 860 tons, accounting for 1.9% of Chengdu's total, nitrogen oxides are 3 100 tons, accounting for 3.7% of Chengdu's total, volatile organic compounds are 8,900 tons, accounting for 2.3% of Chengdu's total, and chemical oxygen demand is160. It accounts for 0. 1% of Chengdu's maximum emission in that year, and the ammonia nitrogen emission is 1. 1 ton, accounting for 0. 1% of Chengdu's total in that year.