Demonstration Aneroid Barometer
A circular 10cm dial is graduated. Also marked in inches and mm of mercury. With rubber compression bulb and tubing connection for varying the air pressure arbitrarily to show the effect of increasing or decreasing pressure. Graduated from 960 to1060mbar Ã‚Â´ 1mbar.
No-5309/27, Punjabi Mohalla, Ambala Cantt, Haryana, 133001, India