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How a Memory Foam Mattress Is Made

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Have you ever wondered how memory foam gets its unique ability to mold to your shape? This type of mattress doesn’t just give you a great night’s sleep. It also performs marvels of engineering.

Memory foam was first invented in …

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What is a Polyurethane Composed Of?

Polyurethane is an environmentally-friendly plastic material that exists in products all around us every day.

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It can take various liquid, foam or solid forms, some rigid and some flexible. It can act in place of metal, wood, rubber, cotton or …

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How A Shoe Sole Is Made

We take for granted the rubber on the bottom of our shoes — the material that grips and keeps us steady in tennis shoes, running shoes, casual shoes and even dress shoes. But how did the rubber sole of a …

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