the.com/asphalt
the black blood of civilization, poured hot so we can pretend the ground was always flat
older than wheelsUsed by Mesopotamians 6,000 years ago as waterproof glue
self-healingCracks can fuse back together under summer heat
recycled kingMost reused material in America by weight
oil leftoverIt is the gunk left after refining crude
noah connectionBible's pitch coating the ark was likely natural asphalt