31.   It is widely accepted, if not empirically demonstrated, that the prospect of widening regional imbalances poses a threat to economic and monetary union.

32.   A doctor would have a defence of therapeutic privilege, if disclosure would have posed a serious threat of psychological detriment to the patient.

33.   Nevertheless the Merovingian civil wars did not pose a threat to the survival of the kingdom.

34.   An increase in P is across the board, affecting all groups of workers equally and posing no threat to the structure of established wage differentials.

35.   The rational expectations hypothesis does not pose a threat to Keynesian theory in the way that was thought to be the case when it first entered into macroeconomics.

36.   One Senator has said he will try to stop the waste transfer until he is satisfied that transporting plutonium-contaminated wastes pose no threat to state residents.

37.   Medical advice suggests that they are not yet at toxic levels, which would pose a threat to human health.

38.   Inspection of nine sites occupied by Soviet Army units had revealed that most had groundwater contaminated by oil, which posed threats to drinking water supplies.

39.   Environmentalists have warned that the dam poses threats to the ecosystem of the river and its valley.

40.   A particular threat was posed by wind-borne oil and fumes from evaporated oil.