ʻOi aku ka maʻalahi o ka pavement asphalt i ka ʻaila a me ka diesel, ʻO ka mea hana kemika ka mea nui i loko o nā alkanes a me nā cycloalkanes. He ʻokoʻa, hana ʻia ka asphalt me nā hydrocarbons saturated, mea ʻala ʻala, nā lāʻau aspaltene, a me nā resins.
Hōʻike ka ʻimi noiʻi i ka like ʻana o ka haku melemele ma waena o ka asphalt a me kēia mau wahie, hōʻike ʻia e ko lākou mau palena hoʻoheheʻe kokoke. ʻO kēia like ke kumu o ka “e like me ka hoʻoheheʻe ʻana” kumukānāwai, e hōʻike ana e hiki ke komo nui a hoʻoheheʻe ka ʻaila a me ka diesel asphalt.