risk now gone with lyc, page-22

"Lynas has questioned whether it could be required to ship waste to Australia, a task that would be extremely difficult because of international and Australian regulations on movements of waste with even very low levels of radioactive contamination."

While obviously not desirable on a cost basis don't understand the problem if it becomes a fall back position. If the Th is not concentrated in process the level should be the same as the ore which is classified as non hazardous for transport both internationally (ex Malaysia) & Australia.