jimmmymmmij t1_j9hp4gc wrote on February 22, 2023 at 1:22 AM Reply to comment by SlyFlourishXDA in TIL of Macadam roads. These roads were convex, raised a few inches, and made of layered crushed rock; they were state-of-the-art for the 19th century. The rise of automobiles led to the dust issues that were solved by binding the roads with tar, leading to the invention of tarmac. by jamescookenotthatone I suspect Phineas and Ferb have something to do with this.. Permalink Parent 1
jimmmymmmij t1_j9hp4gc wrote
Reply to comment by SlyFlourishXDA in TIL of Macadam roads. These roads were convex, raised a few inches, and made of layered crushed rock; they were state-of-the-art for the 19th century. The rise of automobiles led to the dust issues that were solved by binding the roads with tar, leading to the invention of tarmac. by jamescookenotthatone
I suspect Phineas and Ferb have something to do with this..