According to psychological scientist Joel Nigg of the Oregon Health & Science University, this universal low-level exposure makes lead an ideal candidate for the disorder's trigger.

根据奥勒冈州卫生科学大学心理学家Joel Nigg的结论，这种普遍的的低含量接触使铅成为触发行为异常的理想的候选因素。

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Mr Osborne made the announcement at a former oil rig construction yard at Nigg which is set to become a service hub for the energy industry, employing an estimated 2, 000 people by 2015.

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Mr Gray, a Labour councillor who worked at the former oil yards at Ardersier and Nigg, said the North Sea oil and gas boom of the 1970s could be replicated by the rush towards renewables.

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