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Subject Insulation (Heat) Remove constraint Subject: Insulation (Heat)

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    • 1964

    General view of a promotional display for Styrofoam insulation detailing the material's efficiency, cost-effectiveness, and resistance to rot, mold, and deterioration. Invented in 1941 by researchers in Dow's Chemical…

    • 1964

    General view of a promotional display for Styrofoam insulation detailing the material's use in roofing. Invented in 1941 by researchers in Dow's Chemical Physics Lab, "Styrofoam" properly refers to the Dow Chemical…

    • 1991

    General view of an unidentified man measuring a piece of Styrofoam insulation at a construction site. Invented in 1941 by researchers in Dow's Chemical Physics Lab, "Styrofoam" properly refers to the Dow Chemical…

    • 1990

    General view of an unidentified employee inspecting a piece of Styrofoam insulation at a Dow Chemical Company facility. Invented in 1941 by researchers in Dow's Chemical Physics Lab, "Styrofoam" properly refers to the…