Despite the obvious drawbacks-it's messy, sticky and impossible to remove once it cures-there's nothing better than spray foam for sealing energy-wasting air leaks (an so much more!). These are our ...

Researchers at the Fraunhofer Institute for Applied Polymer Research IAP have developed a foil that changes into polyurethane ...

With this setup, you can reach almost anywhere. Acetone is a solvent that dissolves uncured polyurethane foam and can be used ...