Dywedodd y Gweinidog Trafnidiaeth, Ken Skates, yn ystod ymweliad ag Ysgol Gynradd Etholwold yn Shotton i drafod problemau ansawdd aer ar yr A494 yng Nglannau Dyfrdwy â disgyblion:
Transport Minister Ken Skates, speaking during a visit to a school in Shotton to discuss with pupils air quality issues on the nearby A494 at Deeside said: