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Asphalt driveways start out as very dark black, and then slowly fade to grey. They also start out as very smooth, but as they fade to grey they become more text
by gwbas1c 6y ago
Asphalt driveways start out as very dark black, and then slowly fade to grey. They also start out as very smooth, but as they fade to grey they become more textured.
I wonder if there's a relation?
- winrid 6y agoThat applies to any asphalt road. Basically that's the binding agent (which contains oil) wearing off the surface. https://www.quora.com/Why-do-roads-turn-grey-when-they-get-paved-black?share=1 https://www.quora.com/Why-do-roads-turn-grey-when-they-get-p...