Dechreuwyd ymgyrch i droi offer cegin ymlaen dim ond pan fo angen

Gwe 27ain Hyd 2023

By transferring all the foods goods from one fridge to another to cut down on the using 2 refrigerator, by switching off  gas burner  and only using one for cooking during the school day
Disgyblion sy'n cymryd rhan yn y gweithgaredd hwn: 10