Will Brexit lead to the abandonment of Crossrail2 and Turning South London Orange?
"Sam Wilson" wrote in message
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In article ,
"tim..." wrote:
thermometers are sealed units
(I have no idea about barometers, but assume likewise)
There may be sealed versions but the point about a mercury barometer is
that it's influenced by atmospheric pressure and the most basic version
oh yes
how silly of me :-(
tim
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