If you’ve ever sat on a sofa, lounged in a recliner, or taken a seat on a bus, you’ve probably already interacted with polyurethane. It’s fair to say that nearly every mattress, pillow, cushion, pad, ...

This computer-controlled liquid polyurethane dispenser by Max Machinery (Healdsburg, CA) can produce exactly the same polyurethane mix for each shot. Polyurethanes are used often in medical device ...