Bihar Health Minister Mangal Pandey on Monday said the Central government has sanctioned 15 Pressure Swing Adsorption (PSA) oxygen plant to be set up in the state. “15 more PSA oxygen plant is sanctioned by Centre. We are getting support from Petroleum Ministry, different companies of Wial are setting up oxygen plants in 9 medical colleges. Oxygen plant of a flow rate of 5,000 litres per minute is also being set up,” said Health Minister Pandey.