He aha ka wela wela o ka Asphalt

ʻAʻole pono ka mahana wela no ka asphalt maʻamau ma mua o 170 ° C e pale i ka ʻelemakule wikiwiki.

ʻO ka hoʻonui ʻia ʻana i ka wela nui hiki ke alakaʻi i ka pōʻino. I ka mālama ʻana i ka insulation lōʻihi, Pono e mālama ʻia ka mahana ma lalo o 100 ° C.