Ti ogun ba si wa, ti won ba ti n lu ilu naa, ki o maa ja lo laiwo eniyan ni.. 
Nínú ìmọ̀ iṣẹ́-ẹ̀rọ ìrúyà (báka Engineering), níbi tí í ti dúró fún ìwọ iná (Ele_ Current) àmì tí a ń lò fún ẹyọ GG í ní J, ari bábí pé nígbà míràn nọ́wà tó ṣe kó lé bá bá, a +Al. Bisase nọmba Mathiki ; 