People tend to spend, on average, several hours a day sitting on couches, chairs, and car seats, as well as considerable time on mattresses every night. Polyurethane foam plays a major role in ...

Finite-element analysis (FEA) is an indispensable tool for predicting a product’s behavior in real-world situations and over time. However, an FEA model is only as good as the material parameters it’s ...

Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

Rubber is a natural substance deriving from trees, but to get it into its useful form, treatment in the form of a process called vulcanization must occur. Vulcanization cures rubber via the method of ...