But WA Premier Roger Cook dismissed the uranium policy...

But WA Premier Roger Cook dismissed the uranium policy announcement as a “one-liner” and said most of the mines in WA were not commercially viable. “Don't be distracted by these one-liners from the Liberal Party,” he said.

This is nothing but the use of Bullshit Asymmetry Principle, also known as Brandolini's Law, it states that the amount of energy needed to refute bullshit is an order of magnitude bigger than that needed to produce it.
In other words people can't be bothered to waste time to check and see his made up BS remarks so he gets away with it.