The mere chance that the French might vote again is enough to give Brussels the vapours.

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St Andrews University physicists have made a laser which can trace vapours emitted by explosives such as TNT.

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At the same meeting the Poles displayed a touch of the vapours too.

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When they break they release mercury vapours well in excess of safe limits.

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So why do people get the vapours over such suggestions?

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'A sheet of snow gleamed on the slopes of these distant mountains... the peaks brazenly pierced the grey cloud to reappear above the shifting vapours like reefs, suspended in the sky...

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Equipment that can sniff these vapours could help find bombs.

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According to the Seattle Times, the fix also involves using a system of venting tubes that in case of an incident would channel any flammable vapours or liquids directly out of the plane, and continuous monitoring of the temperature and voltage of individual cells within the battery.

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