Sei mabhureki emotokari achive "akapfava"?
Mushure mekutenga mota itsva kwemakiromita zviuru makumi maviri, varidzi vazhinji vanonzwa vakasiyana zvishoma nemotokari itsva pavanobhureka, uye vangasanzwa sekutsika nekumira pakutanga, uye kutsika pedal yebhureka kunonzwawo tsoka ichinzwa "yakapfava". Chii chinokonzera izvi? Vamwe vatyairi vane ruzivo vanoziva kuti izvi zvinokonzerwa nekuti mafuta ebhureka ari mumvura, zvichiita kuti pedal yebhureka inzwe yakapfava, sekutsika donje.