Title: Polymethylmethacrylate skylights can weaken and become more brittle in sunlight
Description: "Despite the widespread use of skylights and the history of injuries, relatively few studies have evaluated outdoor exposure effects on the mechanical properties of skylights"-- Description at Knovel website.
Subjects: Skylights, Polymethylmethacrylate, Fenêtres de toit, Polyméthacrylate de méthyle