A barograph is a type of barometer that continuously records atmospheric pressure over time. It typically consists of a barometric pressure sensor connected to a pen that traces a line on a rotating drum or a digital display. As atmospheric pressure changes, the pen moves up or down, creating a graph that illustrates pressure fluctuations over the period of time being measured. Barographs are commonly used in meteorology to help track weather patterns and changes in atmospheric pressure, which can be valuable for forecasting weather.
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