Kedu ihe na-akụ na mmanụ ụgbọala?

Mmanụ ụgbọala nwere otu aha ahia yana otu ogo octane nwere ike ịdị iche na obere ịnya ụgbọ ala egwuregwu siri ike.

Mmanụ ụgbọala bụ ngwakọta nke carbon na hydrogen ogige nwere site na 5 ruo 12 carbon atom kwa molecule. A na-anụcha mmanụ crude, bụ́ nke a na-enweta kpọmkwem site na nnụcha mmanụ crude, iji mepụta mmanụ dị iche iche maka nkesa ahịa.

Otu n'ime ihe ngosi kachasị mkpa nke na-akọwa omume nke mmanụ ụgbọala n'oge combustion na engine bụ nọmba octane. Ọ na-egosi otú mmanụ ọkụ si eguzogide mgbawa ọkụ. Ụfọdụ n'ime ha nwere ụmụ irighiri ihe dị iche iche hydrocarbon. Mpekere ndị a nwere ogo octane dị ala ma na-ebute mgbawa mgbawa mgbe agbakwunyere gas ngwa ngwa.