Yu bin luksave long hamas waia i konektim long bodi bilong kar? Ol dispela waia em ol 'negative terminal' bilong ol lektrik samting bilong kar. Sapos olgeta 'negative terminal' i konekt stret long bateri, 'wiring harness' bai kamap nogut, na pe bilong kar bai go antap tru. Olsem na, ol kar i save yusim wanpela 'negative grounding' rot.
Olsem na bilong wanem yu no ken yusim wanpela gutpela 'grounding' rot? Ol kar bilong bipo i save yusim wanpela 'positive grounding' rot. Tasol, taim ol kar i wok long kisim planti samting bilong lektrik, ol manmeri i painimaut olsem sapos ol i yusim gutpela graun, dispela inap long kamapim korosen. Wanpela 'negative grounding' rot, long narapela sait, i save lukautim gut kar long korosen. Dispela as tingting em i save bilong kemistri long junia haiskul. I gat wanpela i save long wanem samting?
Long sotpela tok, wanpela 'negative grounding' rot i no mekim kar i luk gutpela tasol tu i mekim laip bilong kar i go longpela taim. Neks taim yu lukim planti waia, bai yu kliagut long bikpela wok bilong ol!
