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| Description: Units of measurement Inches of mercury – standard sea-level pressure is 29.92 inches of mercury Instruments for measuring Mercury barometer Invented by Torricelli in 1643 Uses a glass tube filled with mercury barometer Aneroid barometer “Without liquid” Uses an expanding chamber Barograph (continuously records the air pressure) Picture Stats: Views: 379 Filesize: 206.25kB Height: 922 Width: 577 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39841 |