Closed-cell self-expanding foam (spray foam) is an amazing material that sees common use in construction. But one application that we hadn’t heard of before was using it to fill the internal ...

The huge blob of yellowish material looked like a surfboard, or maybe like a crudely shaped omelet. Instead, it was a slab of polyurethane foam, lying next to a field of ocotillos and saguaros, ready ...

Urethane International L.L.C. has launched a program to create a nationwide network of about 500 dealers to handle its recently patented polyurethane foam flatproof material and machines. The company ...