Asphaltal bụ nwa ojii, viscous mmanụ sitere na mmanụ a na-enweta site na mmanụ a (perroleum na-eme), na-ejikarị ya mee ihe na-acha maka mgbochi mmiri na nchedo corrosion.
Iche iche
Isi Iyi:
Petroleums Assolta: Achịchala mmanụ, dị ala, dị mma maka okporo ụzọ na-acha.
A na-ejikarị nhazi kompe gị:
Njirimara:
Petroleum asrolet na-eguzogide oge ihu; Cover Table Pitch na adhesion maka aplalt ten na ọnọdụ ọjọọ.
Na:
Petrolem-na-acha uhie uhie na-abụkarị maka ụlọ na okporo ụzọ; A na-echebe pips.
Kedu ihe kpatara a na-acha?
Acrostal na-ejikọ ọnụ na nchedo UV, dị mma maka mbara igwe dị elu.
