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  • Description: meter
(4 results)



Display: 20

    • A 'breath meter'

    • Research Tools and Apparatus
    • Highly ingenious laboratory tools and instruments help DuPont scientists uncover many secrets of nature ordinarily hidden from the human senses. This 'Breath meter' is so sensitive that mere blowing on the steel bar can easily be registered. This...
    • Determining river flow

    • Guadalupe River Project Victoria, Texas
    • River's flow is determined by meter that sounds 'ping' in scientist's ear as tiny cups revolve. The scientists collected hundreds of species of fish, clams, insects, snails and plants living in and along the Guadalupe River.
    • Testing of PX Cloth

    • DuPont Exhibition at the New York Museum of Science & Industry
    • Flex recording meter showing the durability of PX Cloth, a modern bookbinding, at the former DuPont Exhibition at the New York Museum of Science and Industry, Rockefeller Center, New York City. The machine opened and closed the bock 3,600 times an...

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