How to Make a Barometer : How to Use a Straw in a Homemade Barometer

Use a straw as a barometer needle. Learn how to make a barometer for measuring air pressure in this free video. Expert: Gary Zier Bio: Gary Zier, originally from Florida, is a systems administrator with 10 years of computer networking experience and an expertise in conditional access security systems. Filmmaker: Gary Zier



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