Plaid Cymru leader Leanne Wood insists her plan for a not-for-profit company to take on the big energy firms is fully costed and would be cheap to set up.
She unveiled a raft of policy ideas at the party's annual conference in Aberystwyth.
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It will remain breezy with further blustery and at times thundery showers.
Here's our gallery of some of your St David's Day pictures.
Showers becoming increasingly wintry even to lower levels, bringing an ice risk.