Ayisinikiweyo; Isiphumo ubukhulu becala kwifomula ye-gunpodder kunye ne-voltage ivelisa i-spark yombane.
Igunpowder ayivuswanga ngamandla ombane ngokwawo kodwa ziintlantsi ezenziwe ngexesha lokukhutshwa.. Ukunyuka kwamandla ombane okanye okwangoku kunokubangela inani elikhulu leentlantsi.