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Step Up Your Spray Foam Game With These 17 Hacks and Tips
Despite the obvious drawbacks-it's messy, sticky and impossible to remove once it cures-there's nothing better than spray ...
Polyurethane with shape memory change from foil to foam when heated
Researchers at the Fraunhofer Institute for Applied Polymer Research IAP have developed a foil that changes into polyurethane foam (PU foam) when heated—entirely without health risks. The foil allows ...