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In a second collaboration, Porsche and California's Almond Surfboard pays tribute to 1972 Renn Sport 911 Carrera RS 2.7 with swallowtail surfboards ...
Polyurethane (PU) is a highly valued polymer prepared from diisocyanates and polyols, and it is used in everyday products, such as shoe soles, mattresses, and insulation materials, but also for the ...