Spray foam insulation involves using a liquid polyurethane foam to insulate your home. The foam is applied by professional installers using a spray gun. The material is sprayed on as a liquid ...

Once the liquid urethane has hardened and manufacturers are sure that the tire is absent of any air, they're ready to go. So, what's the point of having your tires filled with dense foam instead ...

We visited the 3Z factory in Arizona and got a behind-the-scenes look at the secret foam-pouring process for beds. Here's what we found.