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Subject Viscosity--Measurement Remove constraint Subject: Viscosity--Measurement

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    • 1934-Mar-16

    Close-up view of apparatus for determining the viscosity of oils at the Dearborn Chemical Company's 35th Street Laboratory facility and manufacturing plant. The employee visible in the photograph is identified as…

    • 1949-Jan

    Close-up view of a tumbling shaker used in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey to dissolve plastic materials in solvents. Per notations accompanying the photograph, the…

    • 1938-Aug-24

    General view of a melt viscometer used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine was used to measure the melt viscosity and…

    • 1960 – 1979

    Viscometers measure viscosity, the resistance of fluids to flow or stress (this could also be thought of as a liquid's thickness).

    • 1960 – 1979

    Viscometers measure viscosity, the resistance of fluids to flow or stress (this could also be thought of as a liquid's thickness).