Kinetic facades were enthralling; precision bearings, balanced arms

https://www.scribd.com/document/1039664098/Copper-Doesn-t-Lie-The-Case-for-Customized-Smokeshaft-Shrouds-and-a-100-Year-Roof-Strategy-208840

Kinetic exteriors were mesmerizing; precision bearings, balanced arms, and light-weight steels let panels react to wind and sunlight, merging design with ecological art.