Uncategorized — July 16, 2015 at 8:37 am — Updated: July 16, 2015 at 8:37 am

Agor drysau ‘Tŷ clyfar’ cyntaf Prydain

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Gwenllian Grigg yn cael cip ar dŷ yn ardal Pen-y-bont ar Ogwr sy’n cynhyrchu mwy o ynni nag y mae’n ei ddefnyddio.

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