Faitau le fuaiupu o loo i lalo ma tali le fesili mulimuli ane i le gagana lava lea e tasi e pei o le fuaiupu: Fuaiupu: I le taimi o le American Civil War, e pei ona faateleina le felauaiga o le telefoni, o le Grove cell's tendency to discharge poisonous nitrogen dioxide (NO2) fumes proved increasingly hazardous to health, and as telegraphs became more complex, the need for constant voltage became critical. Sa faatapulaaina le sela a Grove i lenei itu, aua a o le sela na faʻamavaeina, na faʻaitiitia le voltage. Mulimuli ane, na suia sela a Grove i le faʻaaogaina e Daniell cells. Fesili: O le a le ituaiga eletise eletise na suia ai se sela eletise muamua?
O sela Daniell