15 Park Row in New York City was once the world’s tallest building at just 391 feet in 1899. Today, the Burj Khalifa in Dubai achieves that distinction, rising an astonishing 2,771 feet.
Just how have skyscrapers soared to such great heights over the past 120 years? The answer lies in innovation. Advancements in technology like the advent of modern materials are solving the inevitable difficulties that arise in construction. Among the most significant innovations is polyurethane, which plays a number of essential roles in the building process.
Here are just a few of the ways polyurethane is shaping city...Architecture