inHg

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AcronymDefinition
inHgInches of Mercury
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1 Don't miss the spectacular close pairing of moon and Venus in the hour before sunrise tomorrow; in 1920, barometer climbs to over 31 inches of mercury (extremely high) in Maine and northern New England; in 1790, first meeting of U.
vacuum control: under 10 inches of mercury until 1 inch of cake has formed;