Which revolutionary building product, launched in 1997, first allowed architects to create curved glass facades without custom manufacturing each panel individually?

The introduction of innovative building materials and design software has transformed architectural practice throughout history. Some product launches have been so significant they've changed how architects approach their craft entirely. Test your knowledge of these pivotal moments in architectural product development that shaped the industry!

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Pilkington Planar System
Guardian SunGuard
CATIA (Computer Aided Three-dimensional Interactive Application)
Schüco Parametric System