Rule of Thumb

ESTIMATING ATMOSPHERIC PRESSURE

For every 18,000 feet (or 3 1/2 miles) in elevation, atmospheric pressure falls by half. — Ernst Luposchainsky III, collector of ...

For every 18,000 feet (or 3 1/2 miles) in elevation, atmospheric pressure falls by half. — Ernst Luposchainsky III, collector of obscure technical data, inter alia, Hollywood, California

03/22/15

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