He called his product, which weighs 18 pounds per cubic foot, ``a true foam, with air bubbles trapped in it''-and the ``first commercially viable light-weight foam fill for tires.'' A polyurethane ...

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 ...

Sea foam is typically found in, well ... the sea. But according to a viral video that circulated on social media in January 2020, a street in Spain was filled with this spongy substance after a major ...

Puncture-proof tires, either solid or foam-filled, are popular items on rental machines and machines used in hostile environments, such as demolition, landfills, and quarries. Solid tires sometimes ...