text: The Binh Son Refinery and Petrochemical Board said that in the same period last year heavy losses because of deeply declining oil prices and Covid - 91 caused the demand for petrochemical products to go down?
classes:  No, covid - 19 detected in petroleum makes people fear without daring to buy it for use.  Besides, covid - 19 detected in petroleum makes people fear without daring to buy it for use.  Yes, covid - 19 detected in petroleum makes people fear without daring to buy it for use.  Meanwhile, covid - 19 detected in petroleum makes people fear without daring to buy it for use.